Muscles of the Posterior Compartment of the Leg

Question 1

Superficial muscles of the posterior leg? (3)

Answer 1

Gastrocnemius

Soleus

Plantaris

Question 2

Deep muscles of the posterior leg? (4)

Answer 2

Popliteus

Flexor hallicus longus

Flexor digitorium longus

Tibialis posterior

Question 3

Name this muscle

Answer 3

Gastrocnemius

Question 4

Name this muscle

Answer 4

Soleus

Question 5

Name this muscle

Answer 5

Plantaris

Question 6

Name this muscle

Answer 6

Popliteus

Question 7

Name this muscle

Answer 7

Flexor hallicus longus

Question 8

Name this muscle

Answer 8

Flexor digitorum longus

Question 9

Name this muscle

Answer 9

Tibialis posterior

Question 10

Innervaiton of the muscles of the posterior compartment of the leg?

Answer 10

Tibial nerve (branch of sciatic nerve) -> L5, S1, S2

Question 11

Action of the superificial muscles of the posterior comparment of the leg?

Answer 11

Platarflexion of ankle (Gastrocnemius = weak knee flexor also)

Question 12

Action of deep muscles of the posterior compartment of the leg?

Answer 12

Popliteus = unlocks the knee

Flexor hallicus longus nad flexor digitorium longus = plantar flexes ankle and toes

Tibialis posterior = plantar flexes ankle + inverts the foot