posterior lower leg: triceps surae Flashcards

superficial layer

1
Q

gastrocnemius: pa

A

medial head: popliteal surface of femur

lateral head: lateral femoral condyle

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2
Q

gastrocnemius: da

A

calcaneus (via achilles tendon)

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3
Q

gastrocnemius: nerve

A

tibial nerve S1, S2

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4
Q

gastrocnemius: muscle action

A

ankle plantar flexion when knee is extended

raises heel during walking

knee flexion

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5
Q

soleus: pa

A

posterior fibula

soleal line and medial tibia

tendinous arch between the bony attachments

MS. PT

medial tibial
soleal line

posterior fibula
tendinous arch between the bony attachments

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6
Q

soleus: da

A

calcaneus via achilles tendon

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7
Q

soleus: nerve

A

tibial nerve S1, S2

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8
Q

soleus: ma

A

ankle plantar flexion independent of knee position

ankle stabilization

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