Ankle/Subtalar

Question 1

Origin of the Tibialis Anterior

Answer 1

Lateral condyle/upper tibia and IM

Question 2

Insertion of the Tibialis Anterior

Answer 2

Tendons wrap to inferior surface: Medial CF and base of 1st MT

Question 3

Action of the Tibialis anterior

Answer 3

Dorsiflexion the ankle joint; inverts foot at subtalar joint

Question 4

Innervation of the Tibialis Anterior

Answer 4

Deep Fibular N (Branch from common peroneal n)

Question 5

Origin of the Fibularis (peroneus) Longus

Answer 5

Head and proximal 1/2 fibula

Question 6

Insertion of the Fibularis (peroneus) Longus

Answer 6

Tendon curves under foot to base of 1st MT and 1st CF (lateral aspects of each) Supports arch

Question 7

Action of the Fibularis (peroneus) longus

Answer 7

Everts foot; plantarflexes ankle

Question 8

Innervation of the Fibularis (peroneus) longus

Answer 8

Superficial Peroneal (Fibular) nerve

Question 9

Origin of the Fibularis (peroneus) brevis

Answer 9

Distal 1⁄2 lateral fibula

Question 10

Insertion of the Fibularis (peroneus) brevis

Answer 10

Tendons run behind lateral malleolus; inserts on dorsal surface of base of 5th MT (tuberosity)

Question 11

Action of the Fibularis (peroneus) brevis

Answer 11

Everts the foot at subtalar joint; plantarflexes at the ankle

Question 12

Innervation of the Fibularis (peroneus) brevis

Answer 12

Superficial Fibular nerve

Question 13

Posterior Compartment

Answer 13

TOM DICK AND HARRY

Question 14

Anterior Compartment

Answer 14

TOM HARRY AND DICK

Question 15

Origin of the Soleus

Answer 15

Soleal line of the tibia and the head and proximal 1/3 of the fibula

Question 16

Insertion of the soleus

Answer 16

Calcaneus via Calcaneal (Achilles) tendon

Question 17

Action of the soleus

Answer 17

Plantar flexes foot at the ankle

Question 18

Innervation of the Soleus

Answer 18

Tibial nerve

Question 19

Triceps Surae

Answer 19

Gastrocnemius, Plantaris, Soleus

Question 20

Origin of the Gastrocnemius

Answer 20

Medial and lateral condyles of femur

Question 21

Insertion of the Gastrocnemius

Answer 21

Calcaneus via calcaneal tendon

Question 22

Action of the Gastrocnemius

Answer 22

Flexes leg at knee & plantar flexes

foot at the ankle

Question 23

Innervation of the Gastrocnemius

Answer 23

Tibial Nerve

Question 24

Origin of Tibialis Posterior

Answer 24

proximal posterior 2/3 of tibia & fibula,

and IM

Question 25

Insertion of the Tibialis Posterior

Answer 25

Tendons pass behind medial malleolus and under the arch of the foot. Inserts into navicular, base of 2 – 4 MT’s, all 3 CF’s, and cuboid

Question 26

Action of the Tibialis Posterior

Answer 26

plantarflexion, invert the foot at the subtalar joint (main inverter in both PF and DF)

Question 27

Innervation of the Tibialis Posterior

Answer 27

Tibial Nerve