peripheral innervation of the lower limb

Question 1

femoral nerve spinal roots

Answer 1

L2 L3 L4

Question 2

sciatic nerve spinal roots

Answer 2

L4-S3

Question 3

tibial nerve spinal roots

Answer 3

L4-S3

Question 4

common fibular nerve spinal roots

Answer 4

L4-S2

Question 5

obturator nerve spinal roots

Answer 5

L2-4

Question 6

femoral nerve innervates

Answer 6

quadriceps femori
sartortorius
iliacus
pectineus

Question 7

main innervation of anterior thigh

Answer 7

femoral nerve

Question 8

tibial nerve innervates (compartments)

Answer 8

posterior thigh (true hamstrings)
posterior leg

Question 9

muscles of posterior thigh

Answer 9

semimemranosus
semitendinosus
biceps femoris

Question 10

muscles of posterior leg

Answer 10

superficial
gastrocnemius, soleus, plantaris
deep
popliteus, flexor hallucis longus, flexor digitorum longus, tibialis posterior

Question 11

obturator nerve innervates

Answer 11

all adductors (except hamstring part of Magnus)
gracilis

Question 12

common fibular nerve innervates

Answer 12

short head of biceps femoris

Question 13

superficial fibular nerve (compartment)

Answer 13

lateral leg

Question 14

deep fibular nerve (compartment)

Answer 14

anterior leg

Question 15

muscles of lateral leg

Answer 15

fibularis longus

fibularis brevis

Question 16

muscles of anterior leg

Answer 16

tibialis anterior
fibularis tertius
extensor hallucis longus
extensor digitorum longus