Superficial Intrinsic Muscles Of The Sole

Question 1

Abductor hallucis insertion

Answer 1

1st toe (base of proximal phalanx via the medial sesamoid)

Question 2

Abductor hallucis action

Answer 2

1st MTP joint: flexion and abduction of the 1st toe

Supports the longitudinal arch

Question 3

Abductor hallucis and flexor digitorum brevis innervation

Answer 3

Medial plantar n S1,S2

Question 4

Flexor digitorum brevis and abductor digiti minimi origin

Answer 4

Calcaneal tuberosity (medial process)
Plantar aponeurosis

Question 5

Flexor digitorum brevis insertion

Answer 5

2nd to 5th toes (sides of middle phalanges)

Question 6

Flexor digitorum brevis action

Answer 6

Flexes the MTP and PIP joints of the 2nd to 5th toes

Supports longitudinal arch

Question 7

Abductor digiti minimi insertion

Answer 7

5th toe (base of proximal phalanx)
5th metatarsal (at tuberosity)

Question 8

Abductor digiti minimi innervation

Answer 8

Lateral plantar n S1-S3

Question 9

Abductor digiti minimi action

Answer 9

Flexes the MTP joint of the 5th toe
Abducts the 5th toe
Supports the longitudinal arch

Question 10

Abductor hallucis origin

Answer 10

Calcaneal tuberosity (medial process)