Term
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Definition
| designed for locomotion and to transmit weight and forces from upper limbs and trunk to the weight bearing surfaces of the feet |
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Term
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Definition
provides transition point from spine to lower extremities; bony ring formed by the hip bones and the sacrum (tailbone)
attachment point for musculature of lower trunk and LE's |
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Term
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Definition
| region from iliac crest to mid-thigh; contains innominate, acetabulum and femoral head and upper thigh; connects axial skeleton to lower limb |
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Term
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Definition
| region between hip and knee; contains distal femur, patella, and anterior surface of knee |
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Term
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Definition
| region between the inferior knee and superior ankle; contains tibia and fibula; connects knee and ankle |
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Term
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Definition
| distal portion of lower extremity; considered the terminal organ of the LE; contains tarsals, metatarsals, and phalanges |
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Term
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Definition
| contains ilium (superior), ischium (posterior) and pubis (anterior) |
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Term
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Definition
| provides strength and stability to pelvis transmits the weight of the upper body through the SI joints |
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Term
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Definition
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Term
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Definition
| longest and strongest long bone in the body; |
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Term
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Definition
| largest sesamoid bone in the body; formed in the tendon of the quadriceps; gives quads a mechanical advantage |
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Term
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Definition
| articulates with femur at knee joint proximally and with talus distally at ankle joint (talocrur joint) |
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Term
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Definition
| forms the lateral half of the talocrural joint; function is to hold talus in socket |
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Term
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Definition
| forms the lateral half of the talocrural joint; function is to hold talus in socket |
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Term
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Definition
| superior surface articulates w tibia and fibula to form talocrural joint; one of the few bones in the body without any muscular attachments |
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Term
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Definition
| largest and strongest bone of the foot; attachment point for Achilles tendon; |
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Term
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Definition
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Term
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Definition
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Term
| internal/external rotation |
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Definition
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Term
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Definition
| portion that articulates with acetabulum |
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Term
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Definition
| continuation of the femoral neck that projects medially; convex surface of ball & socket joint that fits into the acetabulum |
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Term
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Definition
| continuation of the shaft of the femur running anterior, superior and medially; relatively thin and bears most of the weight bearing forces |
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Term
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Definition
| greater and lesser trochanters |
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Term
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Definition
| depression in the head for attachment of the ligament to the head of the femur |
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Term
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Definition
| angle of inclination > 125 degrees; in the femoral neck in frontal plane |
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Term
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Definition
| angle of inclination < 120 degrees; in the frontal plane in the femoral neck |
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Term
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Definition
| toe-in posturing will develop; angulation of the femoral neck in the transverse plane |
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Term
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Definition
| toe-out posturing; angulation of the femoral neck in the transverse plane; |
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Term
| trabecular pattern of the femur |
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Definition
| internal architecture of the femur and pelvis adapts to mechanical stresses |
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Term
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Definition
| zone of weakness; trabeculae are weak and non-overlapping |
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Term
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Definition
| concavity on the ala of the ilium; forms posterior wall of abdominal cavity |
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Term
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Definition
| frequent site of bone grafts |
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Term
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Definition
| posterioinferior third of the hip |
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Term
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Definition
| sits bones; covered by gleut max; palpated in gluteal fold |
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Term
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Definition
| projects mediary and separates the greater and lesser sciatic notches |
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Term
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Definition
| formed by sacrospinous ligament through which the piriformis and ms., vs. on the way to gluteal region and thigh |
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Term
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Definition
| formed by sacrotuberous and sacrospinous ligaments; tendon and nerve to obturator internus, pudendal vs.&n. |
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Term
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Definition
| extends medially from the body and joins inferior ramus of the pubis to form ischiopubic rams and complete obturator foramen |
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Term
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Definition
| L-shaped; forms the inferioanterior portion of the hip and the anteromedial 1/5 of the hip |
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Term
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Definition
| passes sup lat to the acetabulum; fused to ilium and ischium |
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Term
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Definition
| passes posterior inferior lateral to join ramus and form half of the pubic arch |
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Term
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Definition
| joint between 2 pubic bodies; fibrocartilaginous joint |
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Term
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Definition
| male-round; female-oval; opening formed by bodies and rami of the pubis and ischium |
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Term
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Definition
| interior and the separation between the 3 portions |
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Term
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Definition
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Term
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Definition
| posterioinferior third of the hip- posterior 2/5 of the acetabulum |
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Term
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Definition
| inferior interruption of the acetabulum, spanned by the transverse acetabular ligament |
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Term
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Definition
| deepest portion, not covered by articular cartilage; contains a fat pad |
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Term
| acetabulum (articular cartilage) |
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Definition
| horseshoe shaped; non-articular; avascular; thickest superiorly |
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Term
| femoral articular cartilage |
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Definition
| thickest superiorly and posteriorly; thinnest inferiorly |
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Term
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Definition
| fibrocartilaginous ring attached to the periphery of the acetabulum which continues across the acetabular notch as the transverse acetabular ligament; increases stability + congruity, deepens hip socket |
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Term
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Definition
| thick and strong and reinforced by strong ligaments; dense, inelastic and fibrous; attaches to the periphery of the acetabulum blending with the labrum medially; encloses entire joint; thickest anterosuperiorly |
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Term
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Definition
| strongest ligament of the hip; "Y ligament of bigelow" attaches to AIIS with 2 arms fanning out to the intertrochanteric lin; prevents overextension in standing |
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Term
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Definition
| runs from pubis, near acetabulum, to the femur, just anterior to the lesser trochanter; limits extension, abduction and external rotation |
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Term
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Definition
| attaches to the posterior-inferior surface of the acetabulum to the posterior-superior aspect of the neck of the femur (where neck meets the greater trochanter) limits extension and internal rotation |
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Term
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Definition
| ligamentum teres; triangular shaped band arising from acetabular fossa and transverse acetabular ligament to the fovea of the femoral head; no significant role in joint stability |
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Term
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Definition
| arises at tip of L4 and L5 transverse process; connects L4 and L5 to ilium; limits rotation of the L5 vertebra on sacrum and assists in preventing anterior glide on the sacrum |
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Term
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Definition
| attatches sacrum to the ischial spine; prevents upward rotation of the inferior sacrum |
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Term
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Definition
| attaches sacrum to ischial tuberosity; bind the sacrum to the ischium; prevents upward rotation of the inferior sacrum; sacrotuperous and sacrospinous also create foramina |
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Term
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Definition
| above and behind the greater trochanter; underneath the gluteus maximus and medius |
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Term
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Definition
| superficial; between greater trochanter and iliotibial band |
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Term
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Definition
| overlies the ischial tuberosity; covered by the edge of the gluteus maximus |
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Term
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Definition
| deep to the iliopsoas; just anterior to the hip joint; prevents friction from the joint capsule |
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Term
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Definition
O: ASIS
I: Pes anserine
A: Main action is hip flexion; Also produces abduction and external rotation
N: Femoral nerve |
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Term
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Definition
Power as a hip flexor
O: AIIS
I: common tendon to tibial tuberosity
A: assist illiopsoas in hip flexion and extends the knee with the quads
N: femoral nerve |
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Term
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Definition
O: Iliac fossa, illiac crest, ala of sacrum
transverse processes of lumbar vertebrae
I: Lesser trochanter of the femur
A: Hip flexion
N: Femoral nerve |
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Term
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Definition
O:transverse processes of lumbar vertebrae T12-L5
I: Lesser trochanter of the femur
A: Hip flexion, action has been noted in lateral rotation
N: Anterior Rami of the lumbar nerves L1,L2,L3 |
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Term
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Definition
most powerful extensor;
O: Posterior ilium and sacrum and associated ligaments
I: Superior fibers insert into ITB Inferior fibers into gluteal tuberosity on the femur
A: Hip extension and external rotation
N: Inferior gluteal nerve |
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Term
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Definition
O: anterior external lip of iliac crest and the ASIS
I: IT band which attaches to the lateral condyle of the tibia
A: Assists in abduction and medial rotation of the thigh
N: Superior gluteal nerve |
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Term
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Definition
O: external surface of ilium
I: greater trochanter of femur
A: hip abduction
N: superior gluteal nerve |
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Term
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Definition
O: external surface of the ilium
I: greater trochanter of femur
A: hip abduction
N: superior gluteal nerve |
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Term
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Definition
O: Long head- ischial tuberosity
O: Short head- lateral linea aspera
I: Fibular head
A: Flexes knee and extends hip,
N: Long Head:Tibial
short head: common peroneal |
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Term
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Definition
O: Ischial tuberosity
I: Medial condyle of the tibia
A: Flexes knee and extends the hip
N: Sciatic nerve |
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Term
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Definition
O: Ischial tuberosity
I: Pes anserine
A: Flexes knee and extends hip
N: Sciatic nerve |
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Term
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Definition
O: The adductors arise in a group from the inferior ramus of the pubis
I: Insert on the medial side of the femur along the linea aspera
A: Primary action is to adduct the thigh. All have secondary actions as well
N: Obturator Nerve |
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Term
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Definition
O: Superior ramus of pubis
I: Pectineal line of femur inferior to lesser trochanter
A: Adduction and flexion of the thigh. Assists with medial rotation
N: Femoral Nerve |
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Term
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Definition
O: Body of pubis inferior to crest
I: Middle Third of linea aspera
A: Adduction and flexion of the thigh. Assists with medial rotation
N: Obturator Nerve |
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Term
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Definition
O: Body and inferior ramus of pubis
I: Pectineal line of femur, proximal linea aspera
A: Adduction and flexion of the thigh. Assists with medial rotation
N: Obturator Nerve |
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Term
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Definition
O: Inferior ramus of pubis and ramus of ischium
I: Adductor Part: Gluteal Tuberosity, linea aspera, and medial supracondylar line. Hamstring Part: Adductor Tubercle
A: Adduction and flexion of the thigh. Assists with medial rotation
N: Adductor Part: Obturator Nerve. Hamstring Part: Tibial portion of the Sciatic Nerve |
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Term
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Definition
O: Body and inferior ramus of pubis
I: Pes Anserine
A: Adduction and flexion of the thigh. Assists with medial rotation
N: Obturator Nerve |
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Term
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Definition
O: Margins of the obturator foramen
I: Trochanteric fossa
A: Lateral rotation of the thigh
N: Obturator Nerve |
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Term
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Definition
| plexus forms on the anterior surface of the piriformis muscl; all branches exit through greater sciatic foramen w the piriformis |
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Term
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Definition
| intermediate joint of the lower limb; primarily a hinge type of synovial joint; one degree of freedom |
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Term
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Definition
| superior surfaces of the tibia, the medial and lateral tibial plateus, articulating w the medial and lateral femoral condyles; relatively weak mechanically due to the articular surfaces |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| plane gliding joint; patella has 3 facets and an intervening medial ridge that articulates w the patellar surface of the femur |
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Term
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Definition
| attaches to femur superiorly, just proximal to the articular margins of the condoyles; attaches posteriorly to the inter condylar fossa; attaches inferiorly to the articular margin of the tibia |
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Term
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Definition
| lines internal aspect of the fibrous capsule; largest joint space in the body |
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Term
| patellar ligament (tendon) |
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Definition
| distal part of quadriceps tendon; strong thick and fibrous band; passes from apex of patella to tibial tuberosity; separated from the apex of patella to tibial tuberosity; separated from synovial cavity of the knee by the infrapatellar fat pad; anterior ligament of the knee of the knee joint |
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Term
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Definition
| tissue expansions of the vastus medialis and vastus lateralis; provide support to articular capsule |
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Term
| fibular collateral ligament |
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Definition
| LCL; rounded and cordlike, strong, extends inferiorly from lateral epicondyle of the femur to the lateral surface of the head of the fibula |
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Term
| tibial collateral ligament |
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Definition
| MCL; strong flat band; weaker than LCL, extends from medial epicondyle of femur to medial condyle and superior part of the medial surface of the tibia |
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Term
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Definition
| medial meniscus, ACL and MCL injury all at once |
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Term
| oblique popliteal ligament |
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Definition
| expansion of the semimembranosus that strengthens the capsule posteriorly; arises posterior to the medial tibial condyle and passes superolaterally to attach to the central part of the posterior aspect of the fibrous capsule |
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Term
| arcuate popliteal ligament |
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Definition
| strengthens the fibrous capsule posteriorly; Arises from the posterior aspect of the fibular head, passes superiomedially over the popliteus tendon, and spreads over the posterior surface of the knee joint |
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Term
| anterior cruciate ligament |
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Definition
| weaker of two cruciate ligaments; Arises to the anterior intercondylar area of the tibia and extends superiorly, posteriorly and laterally; On slack when the knee is flexed and taut when fully extended; poor blood supply; attaches to medial border of lateral femoral condyle |
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Term
| posterior cruciate ligament |
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Definition
| stronger of two cruciate ligaments; Arises from the posterior intercondylar area of the tibia an passes superiorly and anteriorly on the medial side of the ACL; attaches to lateral surface of the medial femoral condyle; tightens during flexion of the knee joint |
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Term
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Definition
| fibrocartilaginous discs on the articular surface of the tibia; deepens the surface and adds to joint congruency; shock absorbers; thicker at external margins and taper to thin unattached edges |
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Term
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Definition
| nearly curcular, smaller, more freely moveable, tendon of popliteus separates this from the LCL |
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Term
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Definition
| C shaped, broader posteriorly than anteriorly, deepens articular surface of tibia, firmly adheres to the deep surface of MCL |
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Term
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Definition
| Capsular fibers attaching the margins of the menisci to the tibial condyles |
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Term
| posterior meniscofemoral ligament |
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Definition
| Joins the lateral meniscus to the PCL and the medial femoral condyle |
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Term
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Definition
| Genicular branches from several arteries form the genicular anastomosis around the knee |
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Term
| proximal tibiofibular joint |
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Definition
| Synovial joint between the head of the fibula and the lateral condyle of the tibia |
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Term
| anterior tibiofibular ligament |
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Definition
| Consists of two or three broad flat bands that pass superiomedially from the anterior aspect of the fibular head to the anterior part of the lateral tibial condyle |
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Term
| posterior tibiofibular ligament |
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Definition
| Single broad band that passes superomedially from the posterior aspect of the fibular head to the posterior part of the lateral tibial condyle |
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Term
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Definition
O: AIIS
I: common tendon to tibial tuberosity
A: assist illiopsoas in hip flexion and extends the knee with the quads
N: femoral nerve; only portion of the quad that passes the hip and knee |
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Term
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Definition
O: Greater trochanter and lateral lip of linea aspera
I: common tendon to tibial tuberosity
A: extends knee
N: Femoral nerve; base of patella and patellar ligament to the tibial tuberosity |
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Term
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Definition
O: Anterior and lateral surface of the femur
I: common tendon to tibial tuberosity
A: Extends Knee
N: Femoral nerve |
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Term
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Definition
O: Medial lip of linea aspera
I: Common tendon to tibial tuberosity
A: Extends knee
N: Femoral nerve
the inferior portion of the Vastus Medialis has oblique fibers that attach onto the medial aspect of the patella; these fibers are called the Vastus Medialis Oblique (VMO) and are important for medial tracking and stabilization of the patella during knee extension |
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Term
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Definition
O: Long head- ischial tuberosity
O: Short head- lateral linea aspera
I: Fibular head
A: Flexes knee and extends hip,
N: Sciatic nerve
Action – Long head also laterally rotates the hip while the short head laterally rotates the knee
Long tibial portion of Sciatic N
Short common peroneal portion of Sciatic N |
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Term
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Definition
O: Ischial tuberosity
I: medial condyle of the tibia
A: flexes knee and extends the hip
N: Sciatic nerve
runs under the semitendinosus; intracapsular attachment |
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Term
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Definition
O: Ischial tuberosity
I: pes anserine
A: flexes knee and extends hip
N: Sciatic nerve |
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Term
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Definition
| common insertion point of the Sartorius, gracilis, semitendinosus |
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Term
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Definition
O: ASIS
I: Pes Anserine
A: Hip flexion, abduction and lateral rotation
N: Femoral Nerve |
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Term
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Definition
O: Body and inferior ramus of the pubis
I: Pes Anserine
A: Primary hip adductor and knee flexor
N: Obturator |
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Term
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Definition
O: posterior parts of medial and lateral femoral condyles
I: Achilles Tendon
A: Primary ankle plantarflexor, secondary knee flexor
N: Tibial nerve |
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Term
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Definition
O: posterior surfaces of the head of the fibula and soleal line
I: posterior calcaneus
A: plantarflexor of ankle
N: tibial nerve |
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Term
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Definition
O: Distal end of lateral supracondylar line
I: posterior calcaneus
A: works with gastrocnemius to plantarflex the ankle and assist in flexion of the knee
N: tibial nerve
main use is for transplants to the hand |
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Term
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Definition
O: Anterior lateral condyle of femur
I: Posterior surface of Tibia near Soleal line.
A: internal rotation of knee joint, unlocks extended knee, weak knee flexor
N: Tibial nerve |
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Term
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Definition
| diamond-shaped space on posterior aspect of the knee; contains popliteal artery, popliteal vein, tibial nerve, common peroneal nerve |
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Term
| distal tibiofibular joint |
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Definition
Essential for stability
Keeps lateral malleolus firmly against talus
Articular surfaces
rough, triangular articular area on the medial surface of the inferior end of fibula articulates with a facet on the inferior end of the tibia |
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Term
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Definition
Distal Tibia and Fibula articulating with the Talus
Hinge Synovial Joint
Joint Capsule encloses the joint
Form the “mortise” which articulates with the talus |
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Term
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Definition
| fibrous capsule is thin anteriorly and posteriorly; supported on each side by strong collateral ligaments |
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Term
| anterior talofibular (ATF) |
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Definition
| Flat, weak band from the lateral malleolus to the neck of the talus |
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Term
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Definition
“a round cord”
Passes posteriorinferiorly from the tip of the lateral malleolus to the lateral surface of the calcaneus |
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Term
| posterior talofibular (PTF) |
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Definition
fairly strong band
Passes horizontally and medially from the lateral malleolus to the posterior tubercle of the talus |
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Term
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Definition
Large and strong
Attaches proximally to the medial malleolus
Fibers fan out to attach distally to the talus, calcaneus and navicular
Stabilizes the ankle during eversion |
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Term
| anterior compartment of the ankle |
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Definition
Tibialis anterior
Extensor hallucis longus
Extensor digitorum longus and brevis
Peroneus tertius
Deep peroneal nerve
Anterior tibial artery
(extensor/dorsiflexor compartment) |
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Term
| lateral compartment of the ankle |
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Definition
Peroneus Longus
Peroneus Brevis
Superficial Peroneal Nerve
Musculature supplied by the peroneal artery
In the Deep post. Compartment.
(dorsiflexors and everters) |
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Term
| superficial posterior compartment |
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Definition
Gastrocnemius
Soleus
Plantaris
Tibial Nerve and Posterior Tibial Artery
(plantarflexors) |
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Term
| deep posterior compartment |
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Definition
Tibialis Posterior
Popliteus
Flexor Digitorum Longus
Flexor Hallicus Longus |
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Term
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Definition
O: lateral condyle and proximal ½ of lateral surface of tibia
I: medial and plantar surface of medial cuneiform and base of 1st MT
A: dorsiflexes and inverts the ankle
N: deep peroneal |
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Term
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Definition
O: Middle two quarters of the anterior surface of the fibula
I: Base of the distal phalanx of the great toe
A: Extends the MTP and IP joints of the great toe
N: Deep peroneal |
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Term
| extensor digitorum longus |
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Definition
O: lateral condyle of tibia, proximal ¾ of anterior surface of the body of fibula and the interosseus membrane
I: by four tendons to the digits 2-5 attached to base of middle and distal phalanges
A: extends MTP joints and assists extending the IP joints of digits 2-5, dorsiflexes the ankle
N: Deep Peroneal |
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Term
| extensor digitorum brevis |
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Definition
O: Supero-lateral surface of the calcaneus
I: 4 Tendons into the proximal phalanx of the great toe and the long extensor tendons of the 2nd,3rd, and 4th digits.
A: Toe Extension
N: Deep Peroneal |
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Term
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Definition
O: distal 1/3 of anterior surface of the fibula
I: dorsal surface, base of 5th MT
A: elevates the base of the 5th metatarsal; dorsiflexes and everts the foot
N: Deep Peroneal |
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Term
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Definition
O: Head and proximal 2/3 of lateral surface of fibula
I: Lateral side of base of 1st MT and of medial cuneiform
A: Everts foot, assists in plantarflexion, depresses 1st MT
N: Superficial Peroneal |
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Term
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Definition
O: distal 2/3 of the lateral surface of the fibula
I: Tuberosity of the 5th metatarsal
A: Everts foot and assists in plantarflexion
N: Superficial Peroneal |
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Term
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Definition
O: Posterior parts of medial and lateral femoral condyles
I: Posterior calcaneus
A: Primary ankle plantarflexor, secondary knee flexor
N: Tibial nerve |
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Term
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Definition
O: Posterior surfaces of the head of the fibula and soleal line
I: Posterior calcaneus
A: Plantarflexor of ankle
N: Tibial nerve
because of the origin this is considered a muscle of the knee but the primary action is at the ankle |
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Term
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Definition
O: Distal end of lateral supracondylar line
I: posterior calcaneus
A: works with gastrocnemius to plantarflex the ankle and assist in flexion of the knee
N: tibial nerve |
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Term
|
Definition
O: Most of interosseous membrane, lateral portion of posterior surface of tibia, proximal 2/3 of medial surface of fibula
I: Navicular tuberosity, cunieforms, cuboid and the bases of the 2-4 mets
A: Plantarflexes and inverts the ankle
N: Tibial |
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Term
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Definition
O: Anterior lateral surface of the condyle of femur
I: Posterior surface of tibia near Soleal line.
A: Internal rotation of knee joint, unlocks extended knee, weak knee flexor
N: Tibial nerve |
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Term
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Definition
O: Middle 3/5 of posterior surface of body of tibia
I: Bases of distal phalanges of digits 2-5
A: Flexes proximal and distal IP and MTP joints of digits 2-5, assists with plantarflexion
N: Tibial |
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Term
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Definition
O: Posterior surface of distal 2/3 of fibula and interosseus membrane
I: Base of distal phalanx of great toe (plantar surface)
A: Flexes the great toe
N: Tibial |
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Term
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Definition
| saddle shaped; Superior and medial surface of the talus articulates with the tibia (trochlear surface), laterally with the fibula, and anteriorly with the navicular; no muscle attachments |
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Term
|
Definition
| articulates w/ talus to make subtalar joint |
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Term
|
Definition
| located between head of talus and three cuneiform bones; tubercle along medial inferior surface of navicular is for attachment of tibialis posterior; easily palpated |
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Term
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Definition
| found along lateral midfoot posterior to the fifth metatarsal; articulates w calcaneus, 3rd cuneiform, fourth and fifth metatarsal; lateral groove for peroneus longus tendon; together with navicular makes up proximal midfoot |
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Term
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Definition
| distal bones of midfoot; posteriorly articulate w/ navicular bone; anteriorly articulate w the 1st 2nd 3rd metatarsels, 3rd lateral cuneiform articulates w cuboid laterally; |
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Term
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Definition
| five miniature long bones of the foot; divided into a base proximally, shaft (body) and head distally; proximally articulate with the three cuneiform bones and cuboid; articulate distally with the proximal phalanx of the digits |
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Definition
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Term
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Definition
| bony configuration that consists of calcaneus, talus, navicular, 3 cuneiforms and first 3 metatarsels (sesamoids); higher on this side |
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Term
| plantar calcaneonavicular ligament |
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Definition
| spring ligament; most important ligament in stabilizing the medial longitudinal arch |
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Term
| lateral longitudinal arch |
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Definition
| much more rigid to transmit propulsive forces; Bony configuration consists of: calcaneus, cuboid and the 4th & 5th metatarsals; Ligamentous support from the short and long plantar ligaments |
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Term
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Definition
| "anterior arch" bony configuration consists of: MT heads 1-5 including sesmoids (arch I); cuneiforms 1-3 and cuboid (arch II); navicular and cuboid (arch III) |
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Definition
| Joint between the body of the talus and the superior surface of the calcaneus; articular capsule |
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Definition
Sometimes referred to as the transverse tarsal joint
Talocalcanealnavicular and calcaneocuboid joints |
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Definition
| add support to the weak fibrous capsule |
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Definition
| large and strong, attaches proximally to the medial malleolus; fibers fan out to attach distally to the talus, calcaneus and navicular |
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Definition
| longest ligament in the foot, originates from calcaneus and cuboid and inserts on 3rd 4th 5th MTs and occasionally 2nd and forms the funnel for peroneus longus tendon to pass through on plantar aspect |
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Term
| plantar calcaneocuboid ligament |
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Definition
directly beneath the long plantar ligament
often referred to as the short plantar ligament; Extends from the anterior aspect of the inferior surface of the calcaneus to the inferior surface of the cuboid |
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Term
| first layer of intrinsic foot musculature |
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Definition
abductor digiti minimi
abductor hallucis
flexor digitorum brevis |
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Term
| second layer of intrinsic foot musculature |
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Definition
Quadratus plantae
lumbricales |
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Term
| third layer of intrinsic foot musculature |
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Definition
flexor hallucis brevis
adductor hallucis
flexor digiti minimi brevis |
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Term
| fourth layer of intrinsic foot musculature |
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Definition
dorsal interossei
plantar interossei
extensor digitorum brevis (dorsum of foot) |
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Term
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Definition
A: abducts 5th digit
N: lateral plantar nerve |
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Definition
A: abducts the great toe
I: medial plantar nerve |
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Definition
A: flexes the proximal interphalangeal joints
N: medial plantar nerve |
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Definition
A: assists in line of pull for FDL tendons
N: lateral plantar nerve |
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Definition
A: flexes MTP joints
N: medial one- medial plantar nerve; lateral three- lateral plantar nerve |
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Definition
A: flexes the MTP joint of great toe
N: medial plantar nerve |
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Definition
A: Adducts the great toe, helps maintain medial arch of foot
N: lateral plantar nerve |
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Definition
A: flexes proximal phalanx of 5th digit
N: lateral plantar nerve |
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Definition
A: adduct digits 3-5
I: lateral plantar nerve |
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Definition
A: abducts digits 2-4
N: lateral plantar nerve |
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Term
| extensor digitorum brevis |
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Definition
A: Toe Extension
N: Deep Peroneal |
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Definition
| Passes under the inguinal ligament to supply the the iliacus, pectineus and sartorius and quadriceps femoris; arises from lumbar plexus L2-L4 |
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Definition
| arises from lumbar plexus roots L2-L4, enters thigh through obturator foramen; sensory to the skin over the distal medial thigh |
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Definition
| arises from sacral plexus roots L4-S3, enters gluteal region through greater sciatic foramen inferior to piriformis muscle; innervates hamstrings; supplies all muscles of posterior compartment (not gluteals) |
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Definition
divides into Deep – Anterior Compartment
Superficial – Peroneal Compartment
Also supplies a branch to the Sural Nerve |
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Definition
| descends lower leg in anterior compartment; supplies anterior compartment muscles and skin in region; begins between fibular head and peroneus longus then runs inferomedial along the fibula deep to the EDL with the ant tibial artery |
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Definition
| descends in lateral compartment of leg, supplies peroneus longus and brevis, supplies skin on distal anterior portion of leg and dorsum of foot as well as most of the digits |
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Term
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Definition
| arises from sciatic nerve at apex of popliteal fossa; runs through popliteal space along tibialis posterior muscle, the length of the lower leg and terminates under flexor retinaculum where it divides into medial and lateral plantar nerves; supplies all muscles of posterior compartment of the leg |
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