LOWER LIMB ANATOMY

Question 1

what nerve innervates the anterior compartment of the leg?

Answer 1

common fibular/peroneal nerve

Question 2

what nerve innervates the posterior compartment of the leg?

Answer 2

tibial (branch of sciatic)

Question 3

what nerve innervates the lateral compartment of the leg?

Answer 3

superficial fibular/peroneal

Question 4

which muscle group is mainly responsible for dorsiflexion of the foot?

Answer 4

anterior compartment of leg

Question 5

which muscle group is mainly responsible for plantarflexion of the foot?

Answer 5

superficial and deep groups of posterior compartment of leg

Question 6

which muscle group is mainly responsible for eversion of the foot?

Answer 6

lateral compartment of leg

Question 7

which muscle group is mainly responsible for inversion of the foot?

Answer 7

anterior compartment of leg

Question 8

what movement is produced by the popliteus muscle?

Answer 8

lateral rotation of femur on tibia- said to ‘unlock’ the knee joint

Question 9

what two muscles help strengthen the medial arch of the foot?

Answer 9

peroneus longus

tibialis anterior

Question 10

what are the names of the three arches of the foot?

Answer 10

transverse
medial longitudinal
lateral longitudinal