Lower Extremity - Innervation

Question 1

What innervates the tensor fasciae latae?

Answer 1

Superior gluteal nerve (L4 - L5)

Question 2

What innervates the sartorius?

Answer 2

Femoral nerve (L2 - L3)

Question 3

What innervates the rectus femoris?

Answer 3

Femoral nerve (L2 - L4)

Question 4

What innervates the vastus lateralis?

Answer 4

Femoral nerve (L2 - L4)

Question 5

What innervates the vastus intermedius?

Answer 5

Femoral nerve (L2 - L4)

Question 6

What innervates the vastus medialis?

Answer 6

Femoral nerve (L2 - L4)

Question 7

What innervates the pectineus?

Answer 7

Femoral nerve (L2 - L3); part of obturator nerve

Question 8

What innervates the adductor longus?

Answer 8

Obturator nerve (L2 - L4)

Question 9

What innervates the adductor brevis?

Answer 9

Obturator nerve (L2 - L4)

Question 10

What innervates the obturator externus?

Answer 10

Obturator nerve (L2 - L3)

Question 11

What innervates the adductor magnus?

Answer 11

Hamstring portion: Sciatic nerve (L4)

Adductor portion: Obturator nerve (L2 - L4)

Question 12

What innervates the gracilis?

Answer 12

Obturator nerve (L2 - L3)

Question 13

What innervates the gluteus maximus?

Answer 13

Inferior gluteal nerve (L5 - S2)

Question 14

What innervates the gluteus medius?

Answer 14

Superior gluteal nerve (L5 - S1)

Question 15

What innervates the gluteus minimus?

Answer 15

Superior gluteal nerve (L5 - S1)

Question 16

What innervates the piriformis?

Answer 16

Ventral rami of S1 - S2

Question 17

What innervates the superior gemellus?

Answer 17

Nerve to the obturator internus (L5 - S1)

Question 18

What innervates the inferior gemellus?

Answer 18

Nerve to the quadratus femoris (L5 - S1)

Question 19

What innervates the obturator internus?

Answer 19

Nerve to the obturator internus (L5 - S1)

Question 20

What innervates the quadratus femoris?

Answer 20

Nerve to the quadratus femoris (L5 - S1)

Question 21

What innervates the semitendinosus?

Answer 21

Tibial division of sciatic nerve (L5 - S2)

Question 22

What innervates the semimembranosus?

Answer 22

Tibial division of sciatic nerve (L5 - S2)

Question 23

What innervates the biceps femoris (long head)?

Answer 23

Tibial division of sciatic nerve (L5 - S2)

Question 24

What innervates the biceps femoris (short head)?

Answer 24

Common peroneal division of sciatic nerve (L5 - S2)

Question 25

What innervates the peroneus longus?

Answer 25

Superficial peroneal nerve (L5 - S2)

Question 26

What innervates the peroneus brevis?

Answer 26

Superficial peroneal nerve (L5 - S2)

Question 27

What innervates the tibialis anterior?

Answer 27

Deep peroneal nerve (L4 - L5)

Question 28

What innervates the extensor hallucis longus?

Answer 28

Deep peroneal nerve (L5 - S1)

Question 29

What innervates the extensor digitorum longus?

Answer 29

Deep peroneal nerve (L5 - S1)

Question 30

What innervates the gastrocnemius?

Answer 30

Tibial nerve (S1 - S2)

Question 31

What innervates the soleus?

Answer 31

Tibial nerve (S1 - S2)

Question 32

What innervates the plantaris?

Answer 32

Tibial nerve (S1 - S2)

Question 33

What innervates the popliteus?

Answer 33

Tibial nerve (L4 - S1)

Question 34

What innervates the flexor hallucis longus?

Answer 34

Tibial nerve (S2 - S3)

Question 35

What innervates the flexor digitorum longus?

Answer 35

Tibial nerve (S2 - S3)

Question 36

What innervates the tibialis posterior?

Answer 36

Tibial nerve (S4 - S5)

Question 37

What innervates the abductor hallucis?

Answer 37

Medial plantar nerve (S2 - S3)

Question 38

What innervates the flexor digitorum brevis?

Answer 38

Medial plantar nerve (S2 - S3)

Question 39

What innervates the abductor digiti minimi?

Answer 39

Lateral plantar nerve (S2 - S3)

Question 40

What innervates the flexor hallucis brevis?

Answer 40

Medial plantar nerve (S2 - S3)

Question 41

What innervates the quadratus plantae?

Answer 41

Lateral plantar nerve (S2 - S3)

Question 42

What innervates the flexor digiti minimi brevis?

Answer 42

Superficial branch of lateral plantar nerve (S2 - S3)

Question 43

What innervates the lumbrical muscles?

Answer 43

First lumbrical: Medial plantar nerve (S2 - S3) Second to fourth lumbricals: Lateral plantar nerve (S2 - S3)

Question 44

What innervates the adductor hallucis?

Answer 44

Deep branch of the lateral plantar nerve (S2 - S3)

Question 45

What innervates the dorsal interosseus muscles?

Answer 45

Lateral plantar nerve (S2 - S3)

Question 46

What innervates the plantar interosseus muscles?

Answer 46

Lateral plantar nerve (S2 - S3)