Leg Muscles

Question 1

the leg muscles are compartmentalized into ___ ___ an ____ compartments

Answer 1

anterior, lateral and posterior compartments (broken down into superficial and deep)

Question 2

Muscles of the anterior leg compartment

Answer 2

tibialis anterior

extensor digitorus

extensor hallicus

fibularis tertius

Question 3

anterior muscles of the leg (except fibularis peroneus) help with ____ of the foot

Answer 3

dorsiflexion of the foot. damage of the nerves in the anterior compartment can lead to a toe dragging gate.

Question 4

anterior tendons of the leg run underneath the ____ of the foot

Answer 4

underneath the retinaculum

Question 5

Answer 5

Question 6

lateral muscles of the leg

Answer 6

1. fibularis/peroneus longus
2. fibularis/peroneus Brevis

the tendons of the lateral muscles run behind the lateral malleolus

Question 7

function of lateral compartment muscles of the leg

Answer 7

it everts the foot and contributes to plantar flexion. turns the plantar surface lateral

Question 8

superficial posterior muscles of the legs

Answer 8

gastrocnemius

soleus

plantaris

Question 9

superficial posterior muscles of the legs attach to the ___ tendon/_____ tendon. they act to ____ the foot

Answer 9

superficial posterior muscles of the legs attach to the ACHILLES tendon/CALCANEOUS tendon. they act to PLANTARFLEX the foot

Question 10

Answer 10

Question 11

deep posterior comparment muscles of the leg

Answer 11

Question 12

Answer 12

Question 13

difference in tendon placement between superficial and deep posterior muscles of the leg

Answer 13

superficial muscles (gastroc, soleus, plantaris) connect to the calcaenous/achilles

deep posterior muscles (tibialis posterior, flexor digitorum, flexor hallicus) run behind the medial malleolous