Leg

Question 1

Gastrocnemius

Answer 1

O: Medial and Lateral Epicondyles on Posterior Femur

I: Calcaneus via Calcaneal Tendon (Achilles Tendon)

Action: Knee Flexion, Plantarflexion

Nerve: Tibial Nerve

Synergist: Hams, Soleus

Antagonist: Rectus Femoris, Tibialis Anterior

Question 2

Peroneus Longus

Answer 2

O: Head of Fibula, Proximal Shaft of Fibula

I: Base of 1st Metatarsal, Cuneiform I

Action: Plantarflexion, Eversion/Pronation of Foot

Nerve: Superficial Peroneal Nerve

Synergist: Peroneus Brevis

Antagonist: Tibialis Anterior

Question 3

Plantaris

Answer 3

O: Lateral Supracondylar Ridge of Femur

I: Calcaneus

Action: Knee Flexion, Plantarflexion

Nerve: Tibial Nerve

Synergist: Gastrocnemius

Antagonist: Tibialis Anterior

Question 4

Soleus

Answer 4

O: Soleal Line, Head of Fibula

I: Calcaneus

Action: Plantarflexion

Nerve: Tibial Nerve

Synergist: Gastrocnemius

Antagonist: Tibialis Anterior

Question 5

Tibialis Anterior

Answer 5

O: Lateral Proximal Shaft of Tibia

I: Base of 1st Metatarsal, Cuneiform I

Action: Dorsiflexion, Inversion/Supination of Foot

Nerve: Deep Peroneal Nerve

Synergist: Extensor Digitorum Longus, Tibialis Posterior

Antagonist: Peroneus Longus

Question 6

Tibialis Posterior

Answer 6

O: Posterior Proximal Shaft of Tibia and Fibula

I: Navicular, Cuneiform I, Metatarsals 2-4

Action: Foot Inversion, Plantarflexion

Nerve: Tibial Nerve

Synergist: Tibialis Anterior, Gastrocnemius

Antagonist: Peroneus Longus, Extensor Digitorum Longus