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MSK Exam 2 > Nerve Innervation Lower extremity > Flashcards

Nerve Innervation Lower extremity Flashcards

1
Q

Femoral Nerve Innervations

A

L2-L4

Iliacus M
Pectineus M
Sartorus M
Rectus Femoris M
Vastus Laterlais M
Vastus Rectus M
Vastus Intermedius M
Articularis Genu M
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2
Q

Lateral femoral Cutaneous Nerve Innervations

A

Branch off of Femoral Nerve

Skin of the lateral thigh

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3
Q

Posterior Femoral Cutaneous Nerve Innervations

A

Branch off Femoral Nerve

Skin on posterior thigh

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4
Q

Anterior Femoral Cutaneous Nerve Innervations

A

Split of Femoral Nerve

Skin on anterior thigh

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5
Q

Sephenous Nerve Innervations

A

Split of Femoral Nerve

Skin on anteromedial thigh, knee and medial foot

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6
Q

Obturator Nerve Innervations

A

L2-L4

Obturator Externus Muscle

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7
Q

Anterior division of obturator Nerve Innervations

A

Split of obturator Nerve

Gracilis M
Adductor brevis M
Adductor Longus M

Skin on Medial Thigh

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8
Q

Posterior Division of Obturator Nerve Innervations

A

Split of obturator Nerve

Adductor portion of Adductor magnus Muscle

Knee joint

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9
Q

Superior Gluteal Nerve Innervations

A

L4-S1
(found above piriformis m)

Gluteus Medius M
Gluteus Minimus M
Tensor fascia lata M

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10
Q

Inferior Gluteal Nerve Innervations

A

L5-S2
(found inferior to piriformis m)

Gluteus Maximus M

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11
Q

Anterior Rami Innervations

A

Psoas Major M

Psoas Minor M

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12
Q

Nerve to…

A

Obturator Internus M also does
Superior gemellus M

Quadratus Femoris M also does
Inferior Gemellus M

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13
Q

Superior Cluneal N
Medial Cluneal N
Inferior Cluneal N Innervations

A

branch of Sciatic Nerve

innervates skin of buttocks

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14
Q

Perineal Branch N Innervations

A

Branch of the Sciatic N

Skin of the scrotm and labia majora

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15
Q

Tibial Division Innervations

A

L4-S3
Branch of sciatic n

Short head of Biceps Femoris M

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16
Q

Tibial N Innervations

A

Tibial division of Sciatic N

Gastrocnemius M
Soleus M
Plantaris M
Popliteus M
Tibialis Posterior M
Flexor hallucis Longus M
Flexor digitorum longus M
17
Q

Common fibular Division Innervations

A

L4-S2
branch of the sciatic N

Long head of biceps femoris M
lower fibers of adductor magnus M
Semitendinosus M
Semimembranosus M

18
Q

Lateral Sural Cutaneous N Innervations

A

Branch of the common fibular N

skin of the lateral leg

gives rise to the sural communicating branch

19
Q

Medial Sural Cutaneous N Innervations

A

Branch of the Tibial N and will join up with the sural communicating nerve to give rise to the sural N

20
Q

Sural N Innervations

A

Skin of the posterior leg

formed via the forming of the medial sural cutaneous N and the sural communicating branch

21
Q

Lateral Dorsal cutaneous N of the foot Innervations

A

Branch off the Sural N

innervates the skin on the lateral dorsal foot

22
Q

Medial Plantar N Innervations

A

Branch of the Tibial N

Flexor Hallucis Brevis M
Flexor Digitorum Brevis M
Abductor Hallucis M
q1st Lumbrical

23
Q

Lateral Plantar N Innervations

A

Branch of the Tibial N

Dorsal Interossei M
Plantar Interossei M
2nd-4th Lumbrical M
Abductor Digiti Minimi M
Flexor Digiti Minimi M
Adductor Hallucis M
Quadratus Plantae M
24
Q

Common Plantar digital N Innervations

A

branches off the medial plantar N and lateral plantar N

gives rise to the proper plantar Digital N

25
Q

Deep Fibular N Innervations

A

Branch of the common fibular N

gives rise to 
Tibialis Anterior M
Extensor Hallucis M
Extensor Digitorum longus M
Fibularis Tertius M
Extensor Hallucis Brevis M
Extensor Digitorum Brevis M

skin between the 1st and 2nd digits

26
Q

Superficial Fibular N Innervations

A

Branch of the common fibular N

gives rise to the Medial Dorsal Cutaneous N of the foot
and the Intermediate dorsal cutaneous N of the foot

27
Q

Intermediate Dorsal Cutaneous N of the foot Innervations

A

branch of the superficial Fibular N

Skin of the middle dorsal foot

28
Q

Medial Dorsal Cutaneous Nerve of the foot Innervations

A

branch of the superficial Fibular N

Skin of the medial Dorsal foot

MSK Exam 2 (19 decks)

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