ankle joint

Question 1

articulating surfaces

Answer 1

tibia and fibula bound together by tibiogibular ligaments - forming motrise

body of talus fits into mortise

Question 2

when is ankle joint least stable

Answer 2

plantarflexion - anterior part of talus in mortise

Question 3

medial ligament

Answer 3

attached to medial mallelous

4 ligaments

prevent over-eversion of foot

Question 4

lateral ligament

Answer 4

originates from lateral malleolus

resists over-inversion of foot

anterior talofibular
posterior talofibular
calcaneofibular

Question 5

plantarflexors

Answer 5

muscles in posterior compartment leg

• gastrocnemius
• soleus
• plantris
• posterior tibialis

Question 6

dorsiflexors

Answer 6

muscles in anterior compartment leg

• tibialis anterior
• extensor hallucis longus
• extensor digitorum longus