Ankle Muscle O/I

Question 1

Fibularis Tertius

Answer 1

Origin: Distal Anterior Fibula w/ Extensor Digitorum Longus

Question 2

Tibialis Anterior

Answer 2

Origin: Proximal-Lateral Tibia & Interosseous Membrane
Insertion: Medial Cuneiform & Base of 1st Metatarsal

Question 3

Extensor Hallucis Longus

Answer 3

Origin: Anterior Fibula
Insertion: Distal Phalange of the Hallux

Question 4

Extensor Digitorum Longus

Answer 4

Origin: Lateral Condyle of Tibia & Medial FIbula

Question 5

Peroneus Longus (Fibularis Longus)

Answer 5

Origin: Lateral Condyle of Tibia head & Proximal-Lateral Fibula
Insertion: Medial Cuneiform & Base of 1st Metatarsal

Question 6

Fibularis Brevis

Answer 6

Origin: Distal-Lateral Fibula
Insertion: Tuberosity of 5th Metatarsal

Question 7

Soleus

Answer 7

Origin: Soleil line of Tibia & Head/Neck of Fibula
Insertion: Calcaneal Tuberosity (via Achilles Tendon)

Question 8

Tibialis Posterior

Answer 8

Origin: Proximal-Posterior Tibia, Fibula, & Interosseous Membrane
Insertion: Navicular Tuberosity (also small attachments to all tarsals)

Question 9

Flexor Hallucis Longus

Answer 9

Origin: Distal-Posterior Fibula
Insertion: Distal Phalange of Hallux

Question 10

Flexor Digitorum Longus

Answer 10

Origin: Posterior Tibia
Insertion: Distal Phalanges of 2-5

Question 11

Plantaris

Answer 11

Origin: Lateral Supracondylar line of Femur
Insertion: Calcaneal Tuberosity (via Achilles Tendon)

Question 12

Popliteus

Answer 12

Origin: Lateral Femoral Condyle
Insertion: Posterior-Lateral Tibia

Question 13

Gastrocnemius

Answer 13

Origin: Medial Head = Medial Femoral Condyle
Lateral Head = Lateral Femoral Condyle

Insertion: Calcaneal Tuberosity (via Achilles Tendon)