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Anatomy > Innervation of the Muscles of the Lower Extremity > Flashcards

Innervation of the Muscles of the Lower Extremity Flashcards

1
Q

Anterior Primary Rami L1-3

A

Psoas Major (L1-3)

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2
Q

Femoral Nerve (L2-L4)

A

Iliacus (L2, L3)
Sartorius (L2, L3)
Pectineus (L2, L3)
Rectus Femoris (L2-L4)
Vastus Lateralis (L2-L4)
Vastus Medialis (L2-L4)
Vastus Intermedius (L2-L4)

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3
Q

Obturator Nerve (L2-L4)

A

Adductor Longus (L2-L4)
Adductor Brevis (L2-L4)
Adductor Magnus:
- Adductor portion, L2-L4
- Hamstring portion, L4
Gracilis (L2-L3)
Obturator Externus (L3-L4)

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4
Q

Inferior Gluteal Nerve (L5-S2)

A

Gluteus Maximum (L5-S2)

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5
Q

Superior Gluteal Nerve (L5-S1)

A

Gluteus Medius (L5-S1)
Gluteus Minimus (L5-S1)
Tensor Fascia Lata (L5-S1)

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6
Q

Narve to Piriformis (S1-S2)

A

Piriformis (S1-S2)

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7
Q

Nerve to Obturator Internus (L5-S1)

A

Obturator Internus (L5-S1)
Superior Gemellus (L5-S1)

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8
Q

Nerve to Quadratus Femoris (L5-S1)

A

Quadratus Femoris (L5-S1)
Inferior Gemellus (L5-S1)

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9
Q

Sciatic: Tibial Nerve (L4-S3)

A

Semitendinosus

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10
Q

Gluteus Maximus

A

Inferior gluteal nerve (L5, S1, S2)

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11
Q

Gluteus Medius, Gluteus Minimus, Tensor Fascia Latae

A

Superior gluteal nerve (L5, S1)

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12
Q

Piriformis

A

Nerve to piriformis (S1, S2)

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13
Q

Superior Gemellus, Obturator Internus

A

Nerve to obturator internus (L5, S1)

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14
Q

Quadratus Femoris, Inferior Gemellus

A

Nerve to quadratus femoris (L5, S1)

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15
Q

Obturator Externus

A

Obturator nerve (L3, L4)

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16
Q

Pectineus

A

Femoral nerve (L2, L3); may receive branch from obturator nerve

17
Q

Iliacus, Sartorius

A

Femoral nerve (L2, L3)

18
Q

Psoas Major

A

Anterior rami of lumbar nerve (L1, L2, L3)

19
Q

Psoas Minor

A

Anterior rami of lumbar (L1, L2)

20
Q

Rectus Femoris
Vastus Lateralis
Vastus Medialis
Vastus Intermedius

A

Femoral nerve (L2-L4)

21
Q

Adductor Longus
Adductor Brevis
Adductor Magnus (adductor part)

A

Obturator nerve (L2-L4)

22
Q

Adductor Magnus (hamstring part)

A

Tibial nerve (L4)

23
Q

Gracilis

A

Obturator nerve (L2, L3)

24
Q

Semitendinosus
Semimembranosus
Biceps Femoris (long head)

A

Tibial nerve (L5, S1, S2)

25
Q

Biceps Femoris (short head)

A

Common fibular nerve (L5, S1, S2)

26
Q

Tibialis Anterior

A

Deep fibular nerve (L4, L5)

27
Q

Extensor Digitorum Longus
Extensor Hallucis Longus
Fibularis Tertius

A

Deep fibular nerve (L5, S1)

28
Q

Fibularis Longus
Fibularis Brevis

A

Superficial fibular nerve (L5, S1, S2)

29
Q

Gastrocnemius
Soleus
Plantaris

A

Tibial nerve (S1, S2)

30
Q

Tibialis Posterior

A

Tibial nerve (L4, L5)

31
Q

Flexor Digitorum Longus
Flexor Hallucis Longus

A

Tibial nerve (S2, S3)

Anatomy (19 decks)

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