The Anterior Leg

Question 1

What are the names of the compartments of musculature in the leg?

Answer 1

Anterior compartment

Lateral compartment

Posterior compartment

Question 2

What muscles lie in the anterior compartment of the leg?

Answer 2

Tibialis anterior

Extensor digitorum longus

Extensor hallux longus

Fibularis tertius

Question 3

Identify the structures labelled 1-4

Answer 3

1-Tibialis anterior

2-Extensor digitorum longus

3-Extensor hallux longus

4-Fibularis tertius

Question 4

Identify the sturctures labelled 1-5

Answer 4

1- Common fibular nerve

2- Superficial fibular nerve

3- Deep fibular nerve

4- Anterior tibial artery

5- Dorsalis pedis artery

Question 5

What are the two divisions of the sciatic nerve?

Answer 5

The medial division and the lateral division

Question 6

Which branch of the common fibular nerve innervates the muscles of the anterior compartment of the leg?

Answer 6

The deep fibular nerve

Question 7

Which artery supplies the anterior leg?

Answer 7

Anterior tibial artery

Question 8

Which artery runs midway between the malleoli?

Answer 8

Dorsalis pedis

Question 9

What actions are the muscles of the anterior leg responsible for?

Answer 9

Dorsiflexion of the ankle

Extension of the toes