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Lower Limb muscles > Posterior leg muscles > Flashcards

Posterior leg muscles Flashcards

1
Q

Gastrocnemius lateral head proximal attachment

A

Lateral condyle of femur

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2
Q

Gastrocnemius lateral head distal attachment

A

Posterior surface of calcaneus via calcaneal tendon

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3
Q

Gastrocnemius lateral head nerve supply

A

tibial nerve

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4
Q

Gastrocnemius lateral head action

A

Plantarflex ankle joint

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5
Q

Gastrocnemius medial head proximal attachment

A

superior to medial condyle of femur

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6
Q

Gastrocnemius medial head distal attachment

A

Calcaneus via calcaneal tendon

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7
Q

Gastrocnemius medial head nerve supply

A

tibial nerve

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8
Q

Gastrocnemius medial head action

A

Plantarflex ankle

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9
Q

Soleus proximal attachment

A

Head of fibula and posterior surface of fibula/soleal line of of tibia

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10
Q

Soleus distal attachment

A

Posterior surface of calcaneus via calcaneal tendon

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11
Q

Soleus nerve supply

A

Tibial nerve

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12
Q

Soleus action

A

Plantarflexion of ankle

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13
Q

Plantaris proximal attachment

A

Lateral supracondylar line of femur

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14
Q

Plantaris distal attachment

A

Posterior surface of calcaneus via calcaneal tendon

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15
Q

Plantaris nerve supply

A

tibial nerve

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16
Q

Plantaris action

A

weak plantar flexion of ankle

17
Q

Popliteus proximal attachment

A

Lateral condyle of femur/lateral meniscus

18
Q

Popliteus distal attachment

A

Posterior surface of tibia, superior to solar line

19
Q

Popliteus nerve supply

A

Tibial nerve

20
Q

Popliteus action

A

Weak knee flexion, unlocks knee by externally rotating femur

21
Q

Flexor digitorum longus proximal attachment

A

posterior surface of tibia, inferior to soleal line

22
Q

Flexor digitorum longus distal attachment

A

distal phalanges of lateral 4 digits

23
Q

Flexor digitorum longus nerve supply

A

Tibial nerve

24
Q

Flexor digitorum longus action

A

Flexion of lateral 4 digits and plantarflex ankle

25
Q

Flexor hallucis longus proximal attachment

A

posterior surface of fibula and interosseous membrane

26
Q

Flexor hallucis longus distal attachment

A

plantar surface of distal phalanx of hallux

27
Q

Flexor hallucis longus nerve supply

A

Tibial nerve

28
Q

Flexor hallucis longue action

A

Flex great toe, weak plantar flexion

29
Q

Tibialis posterior proximal attachment

A

posterior surface of tibia, inferior to soleal line

30
Q

Tibialis posterior distal attachment

A

Tubersoity of navicular, cuneiforms, cuboid and sustentaculum tali of calcaneus

31
Q

Tibialis posterior nerve supply

A

Tibial nerve

32
Q

Tibialis posterior action

A

Plantarflex ankle joint, invert subtalar joint

Lower Limb muscles (8 decks)

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