Innervation of the canine pelvic limb

Question 1

Obturator nerve

Answer 1

external obturator m., pectineus m., gracilis m., adductor m

Question 2

Femoral nerve

Answer 2

sartorius m., quadraceps m.m., and iliopsoas mm. (in part)

Question 3

Saphenous nerve

Answer 3

sartorius m., cutaneous zone: medial thigh, stifle, leg, tarsus, and remainder of the paw

Question 4

Pudendal nerve

Answer 4

internal reproductive structures

Question 5

Caudal rectal nerve

Answer 5

external anal sphincter

Question 6

Perineal nerves

Answer 6

muscles of the penis or vestibule/vagina

Question 7

dorsal nerve of the penis/clitoris

Answer 7

sensory to glans or vulva/clitoris

Question 8

Where does the caudal cutaneous femoral nerve come from and what does it innervate?

Answer 8

from sacral plexus; cutaneous zone of proximal

caudal thigh

Question 9

L6/7 and S1/2 spinal nerves make up the ____________.

Answer 9

lumbosacral trunk

Question 10

Caudal gluteal nerve

Answer 10

superficial gluteal m.

Question 11

cranial gluteal nerve

Answer 11

middle gluteal, deep gluteal, tensor fascia latae

Question 12

Sciatic nerve

Answer 12

internal obturator m., gamelli m., quatratus femoris m.

Question 13

common peroneal (fibular) nerve

Answer 13

cranial tibial m.
fibularis longus m.
long digital extensor m.

Question 14

Lateral cutaneous sural n.

Answer 14

cutaneous zone of lateral

surface of crus

Question 15

Superifical peroneal (fibular) nerve

Answer 15

cutaneous zone to

dorsal pes

Question 16

Deep peroneal (fibular) nerve

Answer 16

cutaneous zone to dorsal pes

Question 17

Tibial nerve

Answer 17

gastrocnemius m., superficial digital flexor m.
popliteus m., deep digital flexor m.
Sensory to plantar surface of pes

Question 18

Caudal cutaneous sural n.

Answer 18

cutaneous zone of caudal

surface of crus