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GBE > the leg and ankle > Flashcards

the leg and ankle Flashcards

1
Q

What is the function of the anterior compartment of the leg?

A

dorsiflexion and inversion of the foot

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2
Q

What is the innervation of the anterior compartment of the leg?

A

deep fibrilar nerve

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3
Q

What is the arterial supply to the anterior compartment of the leg?

A

anterior tibial artery

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4
Q

What are the muscles of the anterior compartment of the leg?

A
  1. tibialis anterior
  2. extensor digitorum longus
  3. extensor hallucis longus
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5
Q

What happens in damage to the anterior compartment of the leg?

A

foot drop

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6
Q

What is the function of the lateral compartment of the leg?

A

eversion and plantar flexion of foot

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7
Q

What is the innervation of the lateral compartment of the leg?

A

superficial fibular nerve

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8
Q

What muscles make up the lateral compartment of the leg?

A

fibularis longus

fibularis brevis

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9
Q

What is the function of the posterior compartment of the leg

A

plantarflexion and inversion of the foot

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10
Q

What is the innervation of the posterior compartment of the leg?

A

tibial nerve

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11
Q

What are the superficial muscles in the posterior compartment of the leg?

A
  1. gastrocnemius (2 heads)
  2. plantaris (long, thin tendon)
  3. soleus (large and flat)
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12
Q

What are the deep muscles in the posterior compartment of leg?

A
  1. popliteus (unlocks knee)
  2. tibialis posterior
  3. flexor digitroum longus
  4. flexor hallucis longus
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13
Q

What attaches to the tibial tuberosity?

A

patella

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14
Q

What type of joint is the ankle?

A

hinge joint

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15
Q

What bones form the ankle joint?

A

tibia, fibula and talus

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16
Q

In what position is the ankle joint most stable?

A

dorsiflexion

17
Q

What ligaments support the ankle?

A
  • 4 medial ligaments from medial malleolus

- 3 lateral ligaments form lateral malleolus

18
Q

What is the blood supply to the ankle?

A

malleolar branches of the anterior tibial, posterior tibial and fibular arteries

19
Q

What is the innervation to the ankle?

A

superficial fibular nerve and deep fibular nerve

20
Q

Is forced inversion or forced eversion more severe?

A
  • forced inversion

GBE (12 decks)

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