Muscles of the Posterior Leg (deep layer) MT

Question 1

Popliteus origin

Answer 1

Lateral femoral condyle

Question 2

Popliteus insertion

Answer 2

Tibia

Question 3

Popliteus innervation

Answer 3

Tibial N

Question 4

Popliteus action

Answer 4

Flexion of the Knee (weak)

Medial Rotation of Tibia or Lateral Rot. of Femur (UNLOCKS the knee)

Question 5

Flexor Hallicus Longus origin

Answer 5

Fibula
Interosseous membrane
tibia

Question 6

Flexor Hallicus Longus insertion

Answer 6

distal phalanx of great toe

Question 7

Flexor Hallicus Longus innervation

Answer 7

Tibial N.

Question 8

Flexor Hallicus Longus action

Answer 8

Flexion of the Great toe

Plantarflexion of the Foot

Inversion of the foot

Question 9

Flexor Digitorum Longus origin

Answer 9

Fibula
Interosseous membrane
tibia

Question 10

Flexor Digitorum Longus insertion

Answer 10

distal phalanx of digits 2-5

Question 11

Flexor Digitorum Longus innervation

Answer 11

Tibial N.

Question 12

Flexor Digitorum Longus action

Answer 12

Flexion of digits 2-5

Plantarflexion of the Foot

Inversion of the Foot

Question 13

Tibialis Posterior origin

Answer 13

Fibula
Interosseous membrane
tibia

Question 14

Tibialis Posterior insertion

Answer 14

Navicular and medial cuneiform

Question 15

Tibialis Posterior innervation

Answer 15

Tibial N.

Question 16

Tibialis Posterior action

Answer 16

Plantarflexion of the Foot

Inversion of the Foot

Dynamic Support of Arches

Question 17

What innervation is common to all muscles of the posterior leg compartment (superficial and deep)?

Answer 17

Tibial N.

Question 18

What muscles of the posterior leg aid in plantar flexion?

Answer 18

all but popliteus

Question 19

What muscles of the posterior leg are important for inversion?

Answer 19

Flexor Hallucis Longus
Flexor Digitorum Longus
Tibialis Posterior