Plantar Foot

Question 1

Dorsal interossei origin

Answer 1

sides of adjacent metatarsals

Question 2

dorsal interossei insertion

Answer 2

extensor hoods and bases of proximal phalanges of toes 2-4

Question 3

dorsal interossei innervation

Answer 3

lateral plantar nerve

1st and 2nd also innervated by deep fibular nerve

Question 4

plantar interossei origin

Answer 4

medial sides of metatarsals of toes 3-5

Question 5

plantar interossei insertion

Answer 5

extensor hoods and bases of proximal phalanges of toes 3-5

Question 6

plantar interossei nerve

Answer 6

lateral plantar nerve

Question 7

What artery enters the foot and bifurcates into lateral and medial plantar arteries?

Answer 7

Posterior tibial artery

Question 8

What artery’s terminal end does the posterior tibial artery join to form the deep plantar arch?

Answer 8

dorsal pedis artery

Question 9

The dorsal pedis artery is continuation of what artery?

Answer 9

anterior tibial artery

Question 10

After passing onto the dorsal aspect of the foot, the dorsalis pedis artery becomes the?

Answer 10

deep plantar artery

Question 11

The lateral plantar artery passes to the sole of the foot, first deep to the proximal end of the _____ muscle and then between the _______ and ________ muscles

Answer 11

abductor hallicus
quadratus plantae
flexor digitorum brevis