Posterior Leg

Question 1

Sustentaculum Tali

Answer 1

Will tag (on calcanues b)

Question 2

What attaches to the navicular tuberosity?

Answer 2

tibialis posterior M.

Question 3

What ligament in the foot will give passive support to the foot? ***will tag in practical

Answer 3

plantar calcaneonavicular ligament (spring L.)

Question 4

What muscles help form the dynamic arch/support of the foot?

Answer 4

Tibialis posterior and anterior
flexor hallucis longus
fibularis longus

Question 5

What are the three areas of thick septa and what muscles do they divide?

Answer 5

Anterior septum: lateral from anterior muscles
Posterior septum: Posterior from lateral muscles
Transverse septum: Sup. posterior from deep posterior muscles

Question 6

What bone may be present on the posterolateral side of the distal femur (lateral head of the gastrocnemius M.)? What is its function and harm?

Answer 6

Fabella (bean sized sesamoid bone)

Provides leverage for lateral head

Painful stress fracture with knee replacement

Question 7

What muscles in the posterior leg may be used in reconstructive surgery of hand tendons do to its lack of function? What happens if injured?

Answer 7

Plantaris M., commonly injured in basketball, ruptured by sudden dorsiflexion of ankle joint. Severe pain

Question 8

What are the four deep crural compartment muscles?

Answer 8

Popliteus, flexor hallucis longus, flexor digitorum longus, and tibialis posterior Mm

Question 9

Which step in the gait cycle is mainly affected by the flexor hallucis longus?

Answer 9

The toe off step

Question 10

What is the groove for in between the medial and lateral tubercle of the posterior process of the talus bone in the foot?

Answer 10

groove for the flexor hallucis longus tendon

Question 11

What will cross over the tendon of the flexor hallucis longus tendon?

Answer 11

Tendon of the flexor digitorum longus muscle

Question 12

What attaches to the navicular tuberosity?

Answer 12

tibialis posterior M

Question 13

What is another name for the tendon of the gastrocnemius M.?

Answer 13

achilles tendon

Question 14

What does the mneumonic 
Tom
Dick
a.n.
Harry
stand for in the foot?

Answer 14

On the medial ankle, from anterior to posterior you have....
Tibialis posterior tendon
flexor Digitorum longus tendon
tibial Artery and Nerve
flexor Hallucis longus tendon

Question 15

What nerve supplies all the posterior compartment of the leg muscles?

Answer 15

Tibial N.

Question 16

How do you check the pulse of the posterior tibial artery?

Answer 16

Patient needs to invert the foot to relax the flexor retinaculum, pulse can be felt between:
posterior wall of medial malleolus
Medial border of calcaneal tendon
deep to flexor retinaculum

Question 17

When is posterior tibial pulse used?

Answer 17

with patients with occlusive peripheral arterial disease: caused by ischemia of leg muscles due to narrowing of leg arteries

Patients symptoms are leg cramps and pain when walking