Unit 5 - Lower Limb: Superficial Flexors of Posterior Compartment (Ex. IV)

Question 1

plantaris

Answer 1

O: L epicondyle of femur proximal to L head of gastrocnemius
I: calcaneal tuberosity
Inn: tibial n. (S1, S2)
A: may prevent compression of P leg musculature during knee flexion

Question 2

gastrocnemius (triceps surae)

Answer 2

O: M and L epicondyles of femur (M and L heads, resp.)
I: calcaneal tuberosity via calcaneal tendon
Inn: tibial n. (S1, S2)
A: plantar flexion @ talocrural joint; knee flexion

Question 3

soleus

Answer 3

O: P surface of head and neck of fibula; soleal line of tibia via tendinous arch
I: calcaneal tuberosity via calcaneal tendon
Inn: tibial n. (S1, S2)
A: plantar flexion @ talocrural joint