Deep Posterior Leg

Question 1

Popliteus origin

Answer 1

Lateral surface of lateral condyle

Lateral meniscus

Question 2

Popliteus insertion

Answer 2

Posterior surface of tibia (proximal to soleal line)

Question 3

Popliteus action

Answer 3

Flex leg
“Unlocks” knee (laterally rotates femur on tibia WB)
Medially rotate tibia on femur when non WB

Question 4

Popliteus nerve

Answer 4

Tibial N

Question 5

Popliteus blood

Answer 5

Popliteal A

Question 6

Flexor Hallucis Longus origin

Answer 6

Lower 2/3 of post. fibula

Adjacent interosseous membrane

Question 7

Flexor Hallucis Longus insertion

Answer 7

Base of distal phalanx of great toe

Question 8

Flexor Hallucis Longus action

Answer 8

flex great toe
plantar flex foot
invert foot
support medial longitudinal arch

Question 9

Flexor Hallucis Longus Nerve

Answer 9

Tibial N

Question 10

Flexor Hallucis Longus Blood

Answer 10

Fibular A

Question 11

Flexor Digitorum Longus Origin

Answer 11

Posterior surface mid-tibial area below soleal line

Question 12

Flexor Digitorum Longus Insertion

Answer 12

Base of distal phalanx of 4 lateral toes

Question 13

Flexor Digitorum Longus Action

Answer 13

Flex toe
plantar flex foot
inverts foot
supports longitudinal arches of foot

Question 14

Flexor Digitorum Longus nerve

Answer 14

Tibial N

Question 15

Flexor Digitorum Longus blood

Answer 15

Posterior Tibial A

Question 16

Tibialis Posterior Origin

Answer 16

Posterior tibia (behind solid line)
Proximal 2/3 medial surface of fibula
Adjacent interosseous membrane

Question 17

Tibialis Posterior Insertion

Answer 17

Navicular, cuboid and cuneiform Tuberosities
Base of 2,3,4 metacarpals
Sustentaculum tali (calcaneus)

Question 18

Tibialis Posterior Action

Answer 18

Invert foot

Plantarflex foot

Question 19

Tibialis Posterior Nerve

Answer 19

Tibial N

Question 20

Tibialis Posterior Blood

Answer 20

Fibular A.