Term
Origin: temporal fossa of the temporal bone
Insertion: coronoid process of the mandible
Action: elevates mandible, and retracts mandible |
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Definition
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Term
Origin: zygomatic arch
Insertion: Mandibular angle and mandibular ramus
Action: elevates mandible |
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Definition
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Term
Origin:manubrium of sternum, medial clavicle
Insertion: mastoid process of temporal bone
Action: flexes head, rotates head laterally |
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Definition
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Term
Origin: transverse processes of the cervical vertebrae
Insertion: anterior surface of ribs 1-2
Action: elevates ribs 1-2, flexes neck, rotates neck |
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Definition
| Scalenes (anterior, middle, posterior) |
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Term
Origin: ribs 3-5
Insertion: coracoid process of the scapula
Action: depresses scapula, dowardly rotates scapula |
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Definition
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Term
Origin: inferior border of ribs
Insertion: superior border of ribs
Action: elevates rib cage |
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Definition
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Term
Origin: superior border of ribs
Insertion:inferior border of ribs
Action: depresses rib cage |
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Definition
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Term
Origin: ribs 1-8
Insertion: vertebral border of the scapula
Action: rotates inferior angle of scapula laterally |
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Definition
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Term
Origin: ribs 5-12
Insertion: linea alba, pubic crest, pubic tubercle, iliac crest
Action: flexes vertebral column, compresses abdominal wall |
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Definition
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Term
Origin: lumbar fascia, iliac crest, inguinal ligament
Insertion: linea alba, pubic crest
Action: flexes vertebral column, compresses abdominal wall |
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Definition
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Term
Origin: pubic crest, pubic symphysis
Insertion: xiphoid process, ribs 5-7
Action: flexes lumbar region of vertebral column, rotates lumbar region of vertebral column |
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Definition
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Term
Origin: occipital bone, spinous processes of C7-T12
Insertion: lateral 1/3 of clavicle, spine of scapula, acromion process of scapula
Action: elevates scapula, depresses scapula, rotates scapula, adducts scapula |
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Definition
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Term
Origin: lateral 1/3 of clavicle, spine of scapula, acromion process of scapula
Insertion: deltoid tuberosity of the humerus
Action: abducts arm, flexes arm at shoulder, rotates arm medially, extends arm at shoulder, rotates arm laterally |
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Definition
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Term
Origin: spinous processes of T7-T12, ribs 9-12, iliac crest, inferior angle of scapula
Insertion: intertubercular groove of the humerus
Action: extends arm at shoulder, adducts arm, rotates arm medially |
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Definition
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Term
Origin: sternal end of the clavicle, ribs 1-6
Insertion: greater tubercle of humerus
Action: flexes arm shoulder, rotates arm medially, adducts arm |
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Definition
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Term
Origin: transverse processes of C1-C4
Insertion: vertebral border of the scapula
Action: elevates scapula, downwardly rotates scapula |
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Definition
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Term
Origin: spinous processes of T2-T5
Insertion:vertebral border of the scapula
Action: adducts scapula, downwardly rotates scapula |
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Definition
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Term
Origin: spinsous processes of C7-T1
Insertion: vertebral border of the scapula
Action: adducts scapula, downwardly rotates scapula |
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Definition
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Term
Origin:supraspinous fossa of scapula
Insertion: greater tubercle of the humerus
Action: abducts arm |
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Definition
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Term
Origin: infraspinous fossa of the scapula
Insertion: greater tubercle of the humerus
Action: rotates arm laterally |
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Definition
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Term
Origin: inferior angle of the scapula
Insertion: lesser tubercle of the humerus
Action: adducts arm, extends arm at shoulder, rotates arm medially |
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Definition
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Term
Origin: lateral border of the scapula
Insertion: greater tubercle of the humerus
Action: rotates arm laterally |
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Definition
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Term
Origin: subscapular fossa of the scapula
Insertion: lesser tubercle of the humerus
Action: rotates arm medially |
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Definition
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Term
Origin: supraglenoid tubercle of the scapula
Insertion: radial tuberosity of the radius
Action: flexes forearm at elbow, supinates forearm |
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Definition
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Term
Origin: coracoid process of the scapula
Insertion: radial tuberosity of the radius
Action: flexes forearm at elbow, supinates forearm |
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Definition
| short head biceps brachii |
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Term
Origin: anterior humerus
Insertion: coronoid process of the ulna
Action: flexes forearm at elbow |
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Definition
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Term
Origin: infraglenoid tubercle of the scapula
Insertion: olecranon process of the ulna
Action: extends forearm at elbow |
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Definition
| long head triceps brachii |
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Term
Origin: posterior humerus
Insertion: olecranon process of the ulna
Action: extends forearm at elbow |
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Definition
| lateral head triceps brachii |
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Term
Origin: posterior humerus
Insertion: olecranon process of the ulna
Action: extends forearm at elbow |
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Definition
| medial head triceps brachii |
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Term
Origin: medial epicondyle of the humerus
Insertion: lateral radius
Action: pronates forearm |
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Definition
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Term
Origin: medial epicondyle of the humerus
Insertion: 2nd and 3rd metacarpals
Action: flexes hand at wrist, abducts hand |
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Definition
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Term
Origin: medial epicondyle of the humerus
Insertion: palmar aponeurosis
Action: flexes hand at wrist |
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Definition
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Term
Origin: medial epicondyle of the humerus, olecranon process of the ulna, shaft of the ulna
Insertion:pisiform, hamate, 5th metacarpal
Action: flexes hand at wrist, adducts hand |
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Definition
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Term
Origin: medial epicondyle of the humerus, coronoid process of ulna, shaft of radius
Insertion: middle phalanges of 2nd to 5th digit
Action: flexes hand at wrist, flexes proximal interphalangeal joints |
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Definition
| flexor digitorum superficialis |
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Term
Origin: ulna and interosseous membrane
Insertion: distal phalanges of 2nd to 5th digit
Action:flexes distal interphalangeal joints |
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Definition
| flexor digitorum profundus |
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Term
Origin: anterior radius, interosseous membrane
Insertion: distal phalanx of pollux
Action: flexes 1st interphalangeal joint |
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Definition
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Term
Origin: distal and anterior ulna
Insertion: distal and anterior radius
Action: pronates forearm |
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Definition
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Term
Origin: lateral supracondylar ridge of the humerus
Insertion: styloid process of the radius
Action: flexes forearm at elbow, stabilizes elbow during flexion and extension |
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Definition
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Term
Origin: lateral supracondylar ridge of the humerus
Insertion: 2nd metacarpal
Action: extends hand at wrist, abducts hand |
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Definition
| extensor carpi radialis longus |
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Term
Origin: lateral epicondyle of the humerus
Insertion: 3rd metacarpal
Action: extends hand a wrist, abducts hand |
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Definition
| extensor carpi radialis brevis |
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Term
Origin: lateral epicondyle of the humerus
Insertion: distal phalanges of 2nd to 5th digit
Action: extends distal interphalangeal joints, extends hand at wrist |
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Definition
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Term
Origin: lateral epicondyle of the humerus, posterior ulna
Insertion: 5th metacarpal
Action: exxtends hand at wrist, adducts hand |
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Definition
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Term
Origin: lateral epicondyle of the humerus, proximal ulna
Insertion: proximal end of radius
Action: supinates forearm |
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Definition
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Term
Origin: posterior radius, posterior ulna, interosseous membrane
Insertion: trapezium, 1st metacarpal
Action: abducts pollex |
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Definition
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Term
| Origin: posterior radius, posterior ulna, interosseous membrane Insertion: proximal phalanx pollex Action: extends 1st metacarpal-phalangeal joint |
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Definition
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Term
Origin: posterior radius, posterior ulna, interosseous membrane
Insertion: distal phalanx pollex
Action: extends 1st interphalangeal joint |
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Definition
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Term
Origin: posterior ulna, interosseous membrane
Insertion: distal phalanx of 2nd digit
Action: extends 2nd distal interphalangeal joint |
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Definition
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Term
Origin: lateral epicondyle of the humerus
Insertion: distal phalanx of 5th digit
Action: extends 5th distal interphalangeal joint |
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Definition
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Term
Origin: scaphoid, trapezium, flexor retinaculum
Insertion: proximal phalanx of pollex
Action: abducts pollex |
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Definition
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Term
Origin: trapezium, flexor retinaculum
Insertion: 1st metacarpal
Action: opposes pollex |
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Definition
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Term
Origin:trapezium, flexor retinaculum
Insertion: proximal phalanx of pollex
Action: flexes 1st metacarpal-phalangeal joint |
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Definition
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Term
Origin: capitate, 2nd-4th metacarpals
Insertion: proximal phalanx of pollex
Action: adducts pollux, opposes pollex |
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Definition
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Term
Origin: iliac fossa, ala of the sacrum, transverse processes of T12-L5
Insertion: lesser trochanter of the femur
Action: flexes thigh at hip, flexes vertebral column |
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Definition
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Term
Origin: anterior superior iliac spine
Insertion: medial tibia
Action: flexes thigh at hip, rotates thigh laterally, flexes leg at knee, rotates knee medially |
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Definition
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Term
Origin: anterior inferior iliac spine
Insertion: patella and tibial tuberosity via tendon of qudriceps femoris and patellar ligament
Action: extends leg at knee, flexes thigh at hip |
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Definition
| rectus femoris quadriceps femoris |
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Term
Origin: greater trochanter of the femur, intertrochanteric line, linea aspera of the femur
Insertion: patella and tibial tuberosity via tendon of quadriceps femoris and patellar ligament
Action: extends leg at knee, stabilizes knee |
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Definition
| vastus lateralis quadriceps femoris |
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Term
Origin: linea aspera of the femur, intertrochanteric line
Insertion: patella and tibial tuberosity via tendon of quadriceps femoris and patellar ligament
Action: extends leg at knee, stabilizes patella |
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Definition
| vastus medialis quadriceps femoris |
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Term
Origin: shaft of the femur
Insertion: patella and tibial tuberosity via tendon of quadriceps femoris and patellar ligament
Action: extends leg at knee |
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Definition
| vastus intermedius quadriceps femoris |
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Term
Origin: superior ramus of pubic
Insertion: linea aspera of femur
Action: adducts thigh, flexes thigh at hip, rotates thigh medially |
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Definition
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Term
Origin: anterior superior iliac spine, iliac crest
Insertion: iliotibial tract
Action: flexes thigh at hip, abducts thigh, rotates thigh medially |
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Definition
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Term
Origin: inferior ramus of the pubis, body of the pubis
Insertion: medial surface of the tibia
Action: adducts thigh, flexes leg at knee, rotates leg medially |
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Definition
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Term
Origin: pubis (near pubc symphysis)
Insertion: linea aspera of the femur
Action: adducts thigh, flexes thigh at hip, rotates thigh medially |
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Definition
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Term
Origin: body of the pubis, inferior ramus of the pubis
Insertion: linea aspera of the femur
Action: adducts thigh, rotates thigh medially |
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Definition
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Term
Origin: inferior ramus of the pubis, ischial ramus, ischial tuberosity
Insertion: linea aspera of the femur
Action: adducts thigh, rotates thigh laterally, flexes thigh at hip |
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Definition
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Term
Origin: posterior ilium, sacrum, coccyx
Insertion: iliotibial tract, gluteal tuberosity of the femur
Action: extends thigh at hip, rotates thigh laterally, abducts thigh |
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Definition
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Term
Origin: lateral surface of the ilium
Insertion: greater trochanter of the femur
Action: abducts thigh, rotates thigh medially |
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Definition
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Term
Origin: lateral surface of the ilium
Insertion: greater trochanter of the femur
Action: abducts thigh, rotates thigh medially |
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Definition
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Term
Origin: ischial tuberosity
Insertion: head of the fibula, lateral condyle of the tibia
Action: extends thigh at hip, flexes leg at knee, rotates leg laterally |
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Definition
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Term
Origin: linea aspera
Insertion: head of the fibula, lateral condyle of the tibia
Action: extends thigh at hip, flexes let at knee, rotates leg laterally |
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Definition
| short head biceps femoris |
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Term
Origin: ischial tuberosity
Insertion: medial tibia
Action: extends thigh at hip, flexes leg at knee, rotates leg medially |
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Definition
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Term
Origin: ischial tuberosity
Insertion: medial condyle of the tibia
Action: extends thigh at hip, flexes leg at knee, rotates leg medially |
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Definition
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Term
Origin: lateral surface of the sacrum
Insertion: greater trochanter of the femur
Action: rotates thigh laterally when hip is extended |
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Definition
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Term
Origin: ischial tuberosity
Insertion: intertrochanteric crest of the femur
Action: rotates thigh laterally, stabilizes hip |
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Definition
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Term
Origin: lateral condyle of the tibia, interosseous membrane
Insertion: medial cuneiform, 1st metatarsal
Action: dorsiflexes foot at ankle, inverts foot |
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Definition
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Term
Origin: anterior fibula, interosseous membrane
Insertion: distal phalanx of the hallux
Action: dorsiflexes foot at ankle, extends 1st interphalangeal joint |
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Definition
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Term
Origin: lateral condyle of the tibia, proximal fibula, interosseous membrane
Insertion: middle and distal phalanges of 2nd-5th digits
Action: extends 2nd-5th distal interphalangeal joints |
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Definition
| extensor digitorum longus |
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Term
Origin: anterior fibula, interosseous membrane
Insertion: 5th metatarsal
Action: dorsiflexes foot at ankle, everts foot |
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Definition
| fibularis (peroneus) tertius |
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Term
Origin: head of the fibula
Insertion: medial cuneiform, 1st metatarsal
Action: plantar flexes foot at ankle, everts foot |
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Definition
| fibularis (peroneus) longus |
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Term
Origin: distal fibula
Insertion: 5th metatarsal
Action: plantar flexes foot at ankle, everts foot |
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Definition
| fibularis (peroneus) brevis |
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Term
Origin: lateral condyle of femur, medial condyle of the femur
Insertion: calcaneus
Action: plantar flexes foot at ankle |
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Definition
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Term
Origin: proximal tibia, proximal fibula, interosseous membrane
Insertion: calcaneus
Action: plantar flexes foot at ankle |
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Definition
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Term
Origin: posterior tibia
Insertion: distal phalanges of 2nd-5th digits
Action: plantar flexes foot at ankle, inverts foot, flexes 2nd-5th distal interphalangeal joints |
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Definition
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Term
Origin: middle shaft of fibula, interosseous membrane
Insertion: distal phalanx of hallux
Action: plantar flexes foot at ankle, inverts foot, flexes all joints of hallux |
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Definition
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Term
Origin: proximal tibia, proximal fibula, interosseous membrane
Insertion: navicular bone, 2nd-4th metatarsal
Action: plantar flexes foot at ankle, inverts foot |
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Definition
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Term
Origin: iliac crest, ribs 3-12
Insertion: inferior border of the ribs, transverse processes of C4-C6
Action: extends vertebral column laterally flexes vertebral column |
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Definition
| iliocostalis erector spinae |
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Term
Origin: transverse processes of C4-L5
Insertion: mastoid process of the temporal bone
Action: extends vertebral column, laterally flexes vertebral colum |
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Definition
| longissimus erector spinae |
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Term
Origin: spinous processes of T7-L3
Insertion: spinous processes of C4-T6
Action: extends vertebral column |
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Definition
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Term
Origin: spinous processes of C6-T7
Insertion: mastoid process of the temporal bone, occipital bone
Action: exttends or hyperextends vertebral column |
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Definition
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Term
Origin: transverse processes of C7-T12
Insertion: occipital bone
Action: extends vertebral column |
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Definition
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