OIAs Muscles that move the ankle, foot & toes (10)

Question 1

1. Tibialis anterior

Answer 1

i. O: lateral condyle of tibia
ii. I: Tarsal bone (cuneiform) & first metatarsal
iii. A: Dorsal Flexion = moving foot upward, turning sole of foot inward

Question 2

2. Gastrocnemius

Answer 2

i. O: lateral & medial condyles of femur
ii. I: calcaneus (by way of the Achilles tendon)
iii. A: Plantar flexion = moving foot down, flexion of leg at knee

Question 3

3. Soleus

Answer 3

i. O: tibia & fibula
ii. I: calcaneus (Achilles tendon)
iii. A: plantar flexion

Question 4

Breathing Muscles (3)

Answer 4

1. Internal intercostals: Found between ribs, Depresses ribs
2. External intercostals: Found between ribs, Elevates ribs
3. Diaphragm