Ankle Flashcards

1
Q

Talocrural joint

A

Tibia - medial malleolus
Fibula - lateral malleolus
Talus
Dorsiflexion and plantar flexion
Hinge synovial joint
Low mediolateral rocking
Stable anteroposterior movement

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2
Q

Capsule

A

Loose anteriorly and posteriorly
Allow large movements

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3
Q

Ligaments - lateral

A

Anterior/posterior talofibular ligament
Calcaneofibular ligament
Avoid dislocation
Light weight - allows more movements

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4
Q

Ligaments - medial

A

Deltoid ligaments - three, loosely connected, thicker and heavier so are stronger, less movement, cover a wider area
Tibiotalar (deep) ligament
Tibiocalcanean (superficial) ligament
Tibionavicular ligament

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5
Q

Blood supply

A

Popliteal artery
Posterior tibial artery
Anterior tibial artery

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6
Q

Nerve supply

A

Deep peroneal nerve
Tibial nerve

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