Muscles of the anterior leg

Question 1

How many muscles are in the anterior compartment of the leg?

Answer 1

4

Question 2

What artery supplies the muscles of the anterior leg?

Answer 2

Anterior tibial artery

Question 3

What nerve innervates the muscles of the anterior leg?

Answer 3

Deep fibular nerve

Question 4

What muscles are in the anterior compartment of the leg?

Answer 4

Tibialis anterior
Extensor digitorum longus
Extensor Hallucis longus
Fibularis tertius

Question 5

What is the action of Tibialis anterior?

Answer 5

Dorsiflexion

Inversion of the foot

Question 6

What is the main action of Extensor digitorum longus?

Answer 6

Extension of lateral 4 toes

Dorsiflexion of foot

Question 7

What is the action of Extensor Hallucis longus?

Answer 7

Extends the great toe

Dorsiflexes the foot

Question 8

What is the main action of the Fibularis tertius?

Answer 8

Evert the foot

Weak dorsiflexor

Question 9

Why isn’t the Fibularis tertius always considered to be present?

Answer 9

Can be considered as part of the Extensor digitorum longus