Nerves: Lower Limb

Question 1

Nerves from lumbar plexus

Answer 1

Femoral n. (L2-4)
Obturator n. (L2-4)
Lateral cutaneous n. of thigh (L2-3)

Question 2

Nerves from sacral plexus

Answer 2

Superior gluteal n. (L4-S1)
Inferior gluteal n. (L5-S2)
N. to quadratus femoris (L5-S1)
N. to obturator internus (L5-S1)
Posterior femoral cutaneous n. of thigh (S2-3)
Sciatic n. (L4-S3)
Pudenal n.

Question 3

Branches of femoral nerve

Answer 3

Nerves to iliacus
Nerve to pectineous
Nerve to sartorius

Question 4

What does femoral nerve innervate?

Answer 4

Anterior compartment of thigh

Question 5

Innervation of anterior compartment of thigh?

Answer 5

Femoral n.

Question 6

What does obturator nerve innervate?

Answer 6

Medial compartment of thigh

Question 7

Innervation of medial compartment of thigh?

Answer 7

Obturator nerve

Question 8

Innervation of…?

Answer 8

Lateral cutaneous nerve of thigh

Question 9

What does the superior gluteal nerve innervate?

Answer 9

Gluteus minimus
Gluteus medius
Tensor fascia latae

Question 10

What innervates gluteus minimus?

Answer 10

Superior gluteal nerve

Question 11

What innervates gluteus medius?

Answer 11

Superior gluteal nerve

Question 12

What innervates tensor fascia latae?

Answer 12

Superior gluteal nerve

Question 13

What does inferior gluteal nerve innervate?

Answer 13

Gluteus maximus

Question 14

Innervation of gluteus maximus?

Answer 14

Inferior gluteal nerve

Question 15

What does the nerve to quadratus femoris innervate?

Answer 15

Quadratus femoris

Inferior gemellus m.

Question 16

Innervation of quadratus femoris?

Answer 16

Nerve to quadratus femoris

Question 17

Innervation of inferior gemellus m?

Answer 17

Nerve to quadratus femoris

Question 18

Innervation of inferior gemellus m?

Answer 18

Nerve to quadratus femoris

Question 19

What does the nerve to obturator internus innervate?

Answer 19

Obturator internus

Superior gemellus m.

Question 20

Innervation of obturator internus?

Answer 20

Nerve to obturator internus

Question 21

Innervation of superior gemellus?

Answer 21

Nerve to obturator internus

Question 22

What does posterior femoral cutaneous nerve of thigh innervate?

Answer 22

Skin of posterior thigh & leg

Skin of perineum

Question 23

Innervation of skin of posterior thigh & leg?

Answer 23

Posterior femoral cutaneous nerve of thigh

Question 24

Innervation of skin of perineum?

Answer 24

Posterior femoral cutaneous nerve of thigh