Lower leg, ankle, foot anatomy

Question 1

Gastrocnemius origin, insertion and action

Answer 1

o: posterior condyles of femur
i: Calcaneus
a: plantar flexion and knee flexion

Question 2

Soleus O, I and A

Answer 2

o: posterior and medial tibia and fibula head
i: calcaneus
a: plantarflexion

Question 3

Popliteus O, A and I

Answer 3

o: lateral epicondyle of femur
i: posterior tibia
a: initial knee flexion, tibial internal rotation

Question 4

Tib ant O, A, I

Answer 4

o: upper 1/2 and lat surface of tibia
i: base of 1st metatarsal and medial cuneiform
a: dorsiflexion and inversion

Question 5

Tib post O, I, A

Answer 5

o: posterior tibia and fibula
i: navicular, cuboid, mets
a: plantarflexion and inversion

Question 6

Peroneus longus O, I, A

Answer 6

o: proximal lateral fibula
i: 1st metatarsal and medial cuneiform
a: eversion and plantarflexion

Question 7

Peroneus brevis O, I, A

Answer 7

o: lower 2/3 of lat fibula
i: base of 5th metatarsal
a: eversion and plantarflexion

Question 8

Flexor digitorum longus O, A, I

Answer 8

o: Posterior tibia
i: base of 1-4 phalanges
a: flexes toes and plantarflexion

Question 9

Extensor digitorum longus O, I, A

Answer 9

o: anterior tibia and fibula
i: 1-4 phalanges
a: extends toes and dorsiflexion