Posterior compartment of the leg

Question 1

Muscles in the superficial posterior compartment

Answer 1

Gastrocnemius
Soleus
Plantaris

Question 2

Muscles that plantaflex the ankle

Answer 2

Gastrocnemius
Soleus
Plantaris

Question 3

Difference and similarities between gastroc and soleus

Answer 3

Gastroc crosses the knee so can flex knee
Both insert into archives tendon. Both plantar flex ankle
Both tibial nerve

Question 4

Muscle of the deep compartment of the leg

Answer 4

Tibialis posterior
Flexor digitorum longus
Flexor hallicus longus
Popliteus

Question 5

What is the nerve supply for all posterior compartment muscles

Answer 5

Tibial nerve. Branch of the femoral nerve

Question 6

Describe the popliteus muscle

Answer 6

Origin is the lateral condoyl of the femur and attaches to the posterior tibia. It medially rotates the tibia. Tibial N. supply.

Question 7

Where does tibialis posterior start and insert

Answer 7

Origin posterior tibia and interosseous membrane. Inserts navicular with slips to all mid and hind foot bones

Question 8

Names the 13 leg muscles

Answer 8

TIbialis anterior, extensor digitorum longus, extensor hallicus longus, peroneus tertias, peroneus longus, peroneus brevis, tibialis posterior, flexor digitorum longus, flexor hallicus longus, popliteus, plantaris, soleus, gastrocnemus.