Term
|
Definition
Innervation: Muscular nerves from 2L, 3L
Action: Flex lumbar Spine |
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Term
|
Definition
Innervation: Muscular Nerves from 1L-3L
Action: Flex Lumbar Spine |
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Term
|
Definition
Innervation: Muscular nerves from 1L
Action: Weak flexor of lumbar spine |
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Term
|
Definition
FF: Upper spinal nerves of the Lumbar Plexus
Supply the Loin muscles: Psoas Major & Minor and Quadratus Lumborum |
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Term
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Definition
FF: 12T L1
Supplies: Skin and Fascia over Lateral gluteal region and suprapubic area |
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Term
| Skin and fascia over lateral gluteal region |
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Definition
| Inervation: Iliohypogastric Nerve |
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Term
| Skin and fascia over Suprapubic area |
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Definition
| Innervation: Iliohypogastric Nerve |
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Term
|
Definition
FF: 12T 1L
I: Lower Anterior abdominal Muscles:
recus abdominus
transversus abdominus
obliquus abdominus externus and internus
pyramidalis
Cutaneous:
Medial aspect of the femoral triangle
Base of Penis (F Mons Pubis)
Upper Scrotum (F Labia Majora)
Upper medial thigh |
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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
| Obliquus abdominus (externus and internus) |
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Definition
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Term
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Definition
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Term
| Cutaneous supply to Upper medial aspect of femoral triangle |
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Definition
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Term
| Cutaneous supply to the base of the penis (F Mons Pubis) |
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Definition
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Term
| Cutaneous supply to the upper scrotum (F labia majora) |
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Definition
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Term
| Cutaneous supply to the upper medial thigh |
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Definition
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Term
|
Definition
FF: 1L 2L
Innervates:
Cremaster muscle
Scrotum (F labia majora)
Upper medial thigh
Lateral aspect of the femoral triangle)
Test: Cremasteric reflex |
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Term
|
Definition
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Term
| Cutaneous supply for Scrotum (F Labia Majora) |
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Definition
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Term
| Cutaneous supply for upper medial thigh |
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Definition
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Term
| Cutaneous supply for lateral aspect of the femoral triangle |
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Definition
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Term
| Lateral Femoral Cutaneous Nerve |
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Definition
FF: 2L 3L
Supplies skin and fascia along lateral aspect of the thigh to the knee. |
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Term
| Cutaneous supply for the lateral aspect of the thigh, to the knee |
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Definition
| Lateral femoral cutaneous nerve |
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Term
|
Definition
FF: 2L-4L
Innervations:
Skin and fascia above the adductors
Adductor Longus
Adducctor Brevis
Gracilis
Pectineus
The hip and knee joints
Gives off Anterior and Posterior branches |
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Term
| Medial femoral cutaneous plexus |
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Definition
FF: cutaneous branches of Anterior branch of Obterator N.
Medial anterior femoral cutaneous N.
and the Great Saphenous N.
Supplies: skin and fascia over the distal 3/4 of the medial aspect of the thigh. |
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Term
| Anterior Branch of Obterator Nerve |
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Definition
| Gives off cutaneous branches to the medial femoral cutaneous plexus |
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Term
| Posterior Obterator Nerve |
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Definition
Innervates:
Adductor magnus
Adductor brevis
Obterator externum
articular fibers to supply the knee joint. |
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Term
| Accessory Obterator Nerve |
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Definition
FF: 3L or 3L-4L
May be absent
Supplies Hip joint and pectineus M. |
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Term
|
Definition
FF 2L-4L
Largest branch of lumbar plexus
Supplies:
Hip Joint
Knee joint
Muscles of Anterior thigh
Skin and Fascia of the: anterior and medial thigh, ateromedial leg, and medial border of the foot. |
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Term
Femoral Nerve
Branches in the abdomen |
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Definition
Muscular branches to Iliacus
Vascular Branches to Femoral Artery |
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Term
Femoral Nerve
Branches in femoral triangle |
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Definition
Articular: hip and knee
Muscular: Sartorius
Pectineus
Quadriceps femoris group: vastus lateralis, medialis, intermedialis, rectus femoris, and articularis genu
Cutaneous: represented by anterior femoral cutaneous nerves(Intermidiate and Medial)and great saphenous nerve. |
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Term
| Intermediate anterior femoral cutaneous nerve |
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Definition
2 branches supplying distal 3/4 of middle anterior thigh
Motor fibers to lower part of Sartorius |
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Term
| Medial Branch Anterior femoral cutaneous nerve |
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Definition
Supplies distal 1/2 of the medial anterior thigh to the knee.
Help form the patellar plexus. |
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Term
| Great (long) saphenous nerve |
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Definition
Continuation of the main trunk of the femoral nerve.
Branches in the thigh communicate with the obturator nerve to form the medial femoral cutaneous plexus.
Branches at the knee communicate with the anterior femoral cutaneous nerves to form the patellar plexus.
Leg branches supply the skin and fascia over the antero-medial aspect of the leg and medial border of the foot. |
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Term
|
Definition
May result in diminished patellar reflex
and/or
Hypoaesthesia of the anterior thigh and anterior medial leg. |
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Term
| Nerve to the quadratus femoris and Gemellus inferioris |
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Definition
FF: L4, L5, and S1
Supplies: Quadratus femoris
Gemellus Inferioris |
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Term
| Nerve to Gemellus superioris and Obterator Internum |
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Definition
FF L5, S1, and S2
Innervates Gemellus Superioris and Obterator internum |
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Term
|
Definition
| Innervated by Nerve to Quadratis femoris and Gemellus inferioris (L4,L5, and S1) |
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Term
|
Definition
| Innervated by nerve to quadratus femoris and gemellus inferioris (L4,L5,S1) |
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Term
|
Definition
| Innervated by nerve to the Gemellus superioris and obturator internum (L5,S1,S2) |
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Term
Pelvic Splanchnic Nerves
(Nervi Erigentes) |
|
Definition
FF:2S,3S,4S
Parasympatheric, replace vagus at distal colon.
Contribute to gangliated plexuses in pelvic cavity, especially Pelvic Plexus.
Pelvic Plexus innervates urinary bladder, prostate gland/seminal vesicle or uterus/vagina, rectum, and cavernous blood sinuses of the erectile corpora of the penis or clitoris. |
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Term
|
Definition
FF: 2S-4S
Principle nerve to the perineum.
Splits into Perineal and inferior rectal nerve.
Principle component of the pudendal plexus. |
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Term
| Inferior (hemorrhoidal) rectal Nerve |
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Definition
| Supplies skin and fascia about the anus and the sphincter ani externum muscle. |
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Term
|
Definition
Main trunk of the pudendal nerve
Passes through Alcock's (pudendal) canal
Has 2 branches:
Posterior Scrotal/Labial
Dorsal nerve to the penis/clitoris |
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Term
|
Definition
| Primary cuutaneous for respective areas |
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Term
| Dorsal nerve to penis/clitoris |
|
Definition
sensory for the penis or clitoris and muscular fibers for the urogenital muscles.
Serves as a vehicle for pelvic splanchnic nerves that are concerned with vasodilation (erection) of the penis or clitoris. |
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Term
| Lesser (small) Sciatic (posterior femoral cutaneous) Nerve |
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Definition
FF: 1S, front and back parts of 2S and 3S
Gives off cutaneous nerves to the back part of the perineum and cunial (gluteal) region
Supplies: Skin and fascia of the upper calf
Communicates with the Sural N. |
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Term
| Branches of the Anterior Collateral Group |
|
Definition
Nerve to Quadratus Femoris and Gemellus Inferioris
Nerve to Gemellus superioris and obterator internum
Pelvic Splanchnic nerves (Nervi Erigentes)
Pudendal Nerve
Lesser Sciatic Nerve |
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Term
| Branches of the Posterior Collateral Group |
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Definition
Nerve to Piriformis
Muscular Nerves
Superior Gluteal Nerve
Inferior Gluteal Nerve
Perforating Cutaneous Nerve
Great Sciatic Nerve |
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Term
|
Definition
FF: 2S
Branch of the posterior collateral group. |
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Term
|
Definition
FF: 3S, 4S
Supply:
Levator Ani
Coccygeus
Sphincter Ani Externum |
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Term
|
Definition
Fibers from 4L-1S
Supplies:
Gluteus Medius
Gluteus Minimus
Tensor Fascia Lata Muscle |
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Term
|
Definition
| I:Muscular Nerves (3S,4S) |
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Term
|
Definition
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Term
|
Definition
|
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Term
|
Definition
| I:Superior Gluteal N.(4L-1S) |
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Term
|
Definition
| I:Superior Gluteal N.(4L-1S) |
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Term
|
Definition
| I:Superior Gluteal Nerve(4L-1S) |
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Term
|
Definition
FF:5L-2S
I: Gluteus Maximus Muscle |
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Term
| Principle extensor of the thigh |
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Definition
|
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Term
|
Definition
| I:Inferior Gluteal N (5L-2S) |
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Term
| Perforating Cutaneous Nerve |
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Definition
FF:2S,3S
I:Skin and fascia over the lower medial aspects of the buttocks |
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Term
| Cutaneous supply to skin and fascia over the lower medial aspects of the buttocks |
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Definition
| Perforating Cutaneous Nerve |
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Term
|
Definition
FF:4L-3S
2 components:Common Fibular and Tibial that seperate in popliteal fossa |
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Term
|
Definition
FF:Posterior Parts of 4L-2S
Comparable to the radial nerve
Supplies: Skin and Fascia, muscles, and blood vessels of the anterior leg and dorsum of the foot.
Branches:
Muscular Branch
Articular N.
Lateral Sural Cutaneous N
Deep Fibular N
Superficial Fibular N |
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Term
| Muscular Branch of Common Fibular |
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Definition
| I: Short head of biceps femoris |
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Term
| Articular nerve from Common Fibular |
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Definition
|
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Term
| Lateral sural cutaneous nerve |
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Definition
FF: Common Fibular Nerve(4L-2S)
I: skin and fascia over proximal 2/3 of the lateral aspect of the calf.
Gives off communicating fibular N. which joins the medial sural cutaneous nerve of the tibial to form the sural nerve |
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Term
|
Definition
FF: Common fibular N(4L-2S)
I: Anterior Tibial Vessels, Tibialis anticus, extensor digitorum longus, extensor hallucis longus, and fibularis tertius, Extensor digitorum brevis, extensor Hallucis brevis, and blood vessels and joints on the dorsum of the foot |
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Term
|
Definition
I: Nerve to pirformins (2S, *1S)
A branch of the posterior collateral group. |
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Term
| Muscular nerves of the Poterior Collateral group |
|
Definition
FF:3S, 4S
I: Levator Ani
Coccygeus
Sphincter ani externum |
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Term
|
Definition
| I: Muscular nerves from the posterior collateral group of lesser sciatic (3S,4S) |
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Term
|
Definition
| I: Muscular nerves from the posterior collateral group of lesser sciatic (3S,4S) |
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Term
|
Definition
| I: Muscular nerves from the posterior collateral group of lesser sciatic (3S,4S) |
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Term
|
Definition
FF: 4L-1S
I: Gluteus Medius
Gluteus Minimus
Tensor Fascia Lata |
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Term
|
Definition
I: Superior Gluteal N (4L-1S)
a branch of the posterior collateral group of the lesser sciatic |
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Term
|
Definition
I: Superior Gluteal N (4L-1S)
a branch of the posterior collateral group of the lesser sciatic |
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Term
|
Definition
I: Superior Gluteal N (4L-1S)
a branch of the posterior collateral group of the lesser sciatic |
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Term
|
Definition
FF: 5L-2S
I: Gluteus Maximus (principle extensor of the thigh)
A branch of the posterior collateral group of the lesser sciatic |
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Term
| *Perforating Cutaneous N. |
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Definition
FF: 2S,3S
I: skin and fascia over the lower medial aspects of the buttocks |
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Term
| skin and fascia over the lower medial aspects of the buttocks |
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Definition
I: Perforating Cutaneous N. (2S,3S)
a branch or the posterior collateral group of the lesser sciatic N. |
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Term
|
Definition
FF: 4L-3S
2 components: Common Fibular
Tibial |
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Term
|
Definition
FF: 4L-2S
Comparable to the radial N of the arm |
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Term
| Branches of the common fibular while part of sciatic trunk |
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Definition
Muscular branch
articular nerve
lateral sural cutaneous nerve
Deep Fibular
Superficial Fibular |
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Term
| Muscular Branch of Common Fibular |
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Definition
|
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Term
| Articular nerve from Common Fibular N |
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Definition
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Term
| Lateral Sural Cutaneous Nerve |
|
Definition
Branch of Common Fibular N
Supplies skin and Fascia over proximal 2/3 of the lateral aspect of the calf. |
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Term
|
Definition
Branch of Comon Fibular N.
I: Anterior tibial vessels and muscles:
Tibialis anticus
Extensor digitorum longus
Extensor hallucis longus
Fibularis tertius
!Extensor digitorum brevis
!Extensor hallucis brevis
!Blood vessels and joints on dorsum of foot
! supplied by terminal branch |
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Term
|
Definition
I: Fibularis Longus
Fibularis Brevis
Cutaneous N for anterolateral leg and dorsum of the foot and toes |
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Term
|
Definition
(4L-3S)
Branches while part of sciatic trunk:
Muscular branches
Articular nerve
Muscular nerves
Medial sural cutaneous N
Sural N |
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Term
| Muscular branches of Tibial While still part of the sciatic trunk |
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Definition
Hamstrings (except short head of biceps femoris)
Long head of biceps femoris
Semimembranosus
Semitendonosis
*Aductor Magnus |
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|
Term
Tibial Nerve branch while part of sciatic trunk
Articular nerve |
|
Definition
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|
Term
| Muscular Nerves of Tibial While still part of the sciatic trunk |
|
Definition
Popliteus
Gastrocnemius
Soleus
Plantaris
Tibialis posticus
Flexor digitorum Longus
Flexor Hallucis longus |
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Term
| Popliteus, Gastrocnemius, Solius |
|
Definition
| I: Muscular nerves of tibial nerve while part of sciatic trunk |
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Term
| Plantaris, tibialis posticus |
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Definition
| I: Muscular nerves of Tibial While still part of the sciatic trunk |
|
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Term
|
Definition
| I: Muscular nerves of Tibial While still part of the sciatic trunk |
|
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Term
|
Definition
| I: Muscular nerves of Tibial While still part of the sciatic trunk |
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Term
| Medial sural cutaneous nerve |
|
Definition
Given off between the two heads of gastrocnemius
Join communicating peroneal nerve to form the sural nerve |
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Term
|
Definition
Travels inferolaterally thru calf with short saphenous vein.
I: Skin and fascia:
calf
lateral ankle and heel
lateral border of foot
Joints: ankle and tarsal |
|
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Term
| Branches of tibial in the leg and foot |
|
Definition
Muscular nerves
Vascular fibers
Medial calcaneal nerve
Medial plantar nerve
Lateral plantar nerve |
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|
Term
| Muscular nerves given off of tibial nerve in calf and foot |
|
Definition
Gastrocnemius
Soleus
plantaris
tibial posticus
flexor digitorum longus
flexor hallucis longus |
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Term
| Vascular fibers of the tibial |
|
Definition
| I: posterior tibial artery and vein |
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Term
|
Definition
FF: Tibial nerve
I: skin and fascia of the medial, posterior, and inferior heel |
|
|
Term
|
Definition
Ends as 7 plantar digital cutaneous nerves. Gives off branches
Muscular: flexor Hallucis brevis
Flexor digitorum brevis
Abductor hallucis
Lumbriclas I and II
Cutaneous: skin and fascia of the medial 3/4 of the plantar aspect of the foot and toes (medial 3 1/2 digits)
Vascular and articular: related blood vessels, medial plantar joint, joints on sole of the foot |
|
|
Term
| Nerve comparable to median nerve of upper extremity |
|
Definition
|
|
Term
Lateral Plantar Nerve
Muscular Branches |
|
Definition
abductor digiti quinti
Flexor digiti quinti
Adductor hallucis
Lumbricals III and IV
Plantar and Dorsal interossei
Quadratus plantae |
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|
Term
| What nerve of the foot is somewhat comparable to the Ulnar nerve? |
|
Definition
| The lateral plantar nerve |
|
|
Term
Abductor digiti quinti
Flexor Digiti Quinti |
|
Definition
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|
Term
|
Definition
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|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
Lateral Plantar Nerve
Cutaneous Branches |
|
Definition
| Supply lateral 1/4 of the plantar aspect of the foot and toes (lateral 1 1/2 digits) |
|
|
Term
| Cutaneous supply of lateral 1/4 of the plantar aspect of the foot |
|
Definition
|
|
Term
| Common Fibular Involvement (impairment) |
|
Definition
Flacid paralysis, hyporeflexia, and hypotonicity of...
Muscles that pronate, abduct, evert, and flex the foot and extend the toes.
=DROPFOOT results in Stepage gait
Hypoaesthesia and atrophy can also occur |
|
|
Term
|
Definition
Hammer toes
Pronation
CLAW FOOT
Diminished achillest reflex
Dificult painful walking
Pain in gluteal/femoral areas |
|
|
Term
|
Definition
Part of sacral plexus
Formed from ventral primary division of 2S, 3S, 4S |
|
|
Term
|
Definition
Pudendal Nerve
Pelvic Splanchnic Nerves (Nervi Erigentes)
Muscular Nerves |
|
|
Term
|
Definition
FF: 2S-4S
Exit Pelvis: Great Sciatic Forament
Re-enters Pelcis: Lesser sciatic foramen
Splits into inferior rectal (hemorrhoidal: sphincter ani externum M. and skin and fascia around anus
Perineal Nerve: divides into posterior scrotal/labial nerve and dorsal nerve to penis/clitoris |
|
|
Term
| Pelvic Splanchnic nerves (Nervi Erigentes) |
|
Definition
FF: 2S-4S
Parasympathetic pregganglionic visceral efferent fibers
Synapse with: *Cells in inferior hypogastric Plexus (supply urogenital organs)
Mesenteric Plexus (supply descending colon, sigmoid colon, rectum) |
|
|
Term
| Urinary Bladder Innervation |
|
Definition
| Pelvic Splanchnic nerves synapsing with cells in inferior hypogastric plexus |
|
|
Term
| Prostate gland innervation |
|
Definition
| Pelvic Splanchnic nerves synapsing with cells in inferior hypogastric plexus |
|
|
Term
| Seminal vesicle innervation |
|
Definition
| Pelvic Splanchnic nerves synapsing with cells in inferior hypogastric plexus |
|
|
Term
| Cavernous blood sinuses of the erectile corpora |
|
Definition
| Pelvic Splanchnic nerves synapsing with cells in inferior hypogastric plexus |
|
|
Term
Pudendal Plexus
Muscular Nerves |
|
Definition
FF 3S, 4S
Supply coccygeus, levator ani, sphincter ani externum muscles |
|
|
Term
|
Definition
| I: Muscular nerves from pudendal plexus |
|
|
Term
Levator ani
Sphincter ani externum |
|
Definition
| Muscular nerves from pudendal plexus |
|
|
Term
|
Definition
FF: Ventral primary divisions of 4S,5S and Co1-5
Supplies: Levator Ani, Coccygeus, Sphincter ani externum
Sacrococcygeal ligaments
Skin and fascia anround coccyx and behind anus |
|
|
Term
|
Definition
| Refers only to peripheral visceral efferent (motor) elements |
|
|
Term
| Tissues directly controlled by PV system |
|
Definition
smooth muscle
Cardiac Muscle
Glandular tissue |
|
|
Term
| Main anatomical difference between peripheral Somatic and visceral efferent systems. |
|
Definition
Only 1 neuron is required by the somatic system
2 neurons required by the visceral. |
|
|
Term
| Location of Neuron in somatic efferent system |
|
Definition
| Nucleus of origin (e.g. ambiguous) or anterior gray column. |
|
|
Term
| Visceral Efferent Neurons |
|
Definition
One in the CNS (in a visceral nucleus of origin, e.g. ala cinerea or lateral gray collumn)
One in the periphery. (most often in paravertebral ganglia) |
|
|
Term
| Post ganglionic neurons of the parasympathetic nervous system are generally considered... |
|
Definition
| prevertebral ganglionic cells. |
|
|
Term
Peripheral Visceral Afferent Division
Cell body location |
|
Definition
| Posterior spinal nerve root ganglia or ganglia associated with certain cranial nerves. |
|
|
Term
| Craniosacral Division of Peripheral Visceral Nervous System |
|
Definition
Linked to the brain by oculomotor, facial, glossopharyngeal, and vagus nerves.
Linked to the midsacral spinal cord levels 2S, 3S, and 4S |
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