Foot

Question 1

What muscles are in the 1st layer of the plantar aspect of the foot?

Answer 1

Flexor digitorum brevis m.
Abductor hallucis m.
Abductor digiti minimi m.

Question 2

What muscles are in the 2nd layer of the plantar aspect of the foot?

Answer 2

Lumbrical ms.

Quadratus Plantae m.

Question 3

What muscles are in the 3rd layer of the plantar aspect of the foot?

Answer 3

Flexor hallucis brevis m.
Flexor digiti minim brevis m.
Adductor hallucis m.

Question 4

What muscles are in the 4th layer of the plantar aspect of the foot?

Answer 4

Palmer interossei ms.

Dorsal interossei ms.

Question 5

What is the layer, action, and nerve associated with the flexor digitorum brevis m.?

Answer 5

Layer - 1
Action - flex digits 2-5
Nerve - medial plantar

Question 6

What is the layer, action, and nerve associated with the abductor hallucis m.?

Answer 6

Layer - 1
Action - abduct hallux
Nerve - medial plantar

Question 7

What is the layer, action, and nerve associated with the abductor digiti minimi m.?

Answer 7

Layer - 1
Action - abduct digiti minimi
Nerve - lateral plantar

Question 8

What is the layer, action, and nerve associated with the lumbrical ms.?

Answer 8

Layer - 2
Action - flex MP and extend PIP/DIP of digits 2-5
Nerve - Medial 1 = medial plantar
Nerve - Lateral 3 = lateral plantar

Question 9

What is the layer, action, and nerve associated with the quadratus plantae m.?

Answer 9

Layer - 2
Action - flex digits 2-5 with FDL tendon
Nerve - lateral plantar

Question 10

What is the layer, action, and nerve associated with the flexor digiti minimi brevis m.?

Answer 10

Layer - 3
Action - flex digiti minimi
Nerve - superficial branch of lateral plantar

Question 11

What is the layer, action, and nerve associated with the flexor hallucis brevis m.?

Answer 11

Layer - 3
Action - flex hallux
Nerve - medial plantar

Question 12

What is the layer, action, and nerve associated with the adductor hallucis m.?

Answer 12

Layer - 3
Action - adduct hallux
Nerve - deep branch of lateral plantar

Question 13

What is the layer, action, and nerve associated with the plantar interossei ms.?

Answer 13

Layer - 4
Action - adduct digits 3-5
Nerve - lateral plantar

Question 14

What is the layer, action, and nerve associated with the dorsal interossei ms.?

Answer 14

Layer - 4
Action - abduct digits 2-4
Nerve - lateral plantar

Question 15

How many PADs and DABs are there?

Answer 15

3 PADS, 4 DABs