Intrinsic Muscles of the Hand - Thenar Compartment (Muscle Table)

Question 1

Flexor Pollicis Brevis Origin

Answer 1

Lateral Carpal Bones and Flexor Retinaculum

Question 2

Flexor Pollicis Brevis insertion

Answer 2

Base of the Proximal Phalanx of Digit 1

Question 3

Flexor Pollicis Brevis innervation

Answer 3

Recurrent Motor Branch of the Median N.

Question 4

Flexor Pollicis Brevis action

Answer 4

Flexion of the Thumb

Question 5

Abductor Pollicis Brevis origin

Answer 5

Lateral Carpal Bones and Flexor Retinaculum

Question 6

Abductor Pollicis Brevis insertion

Answer 6

Base of the Proximal Phalanx of Digit 1

Question 7

Abductor Pollicis Brevis innervation

Answer 7

Recurrent Motor Branch of the Median N.

Question 8

Abductor Pollicis Brevis action

Answer 8

Abduction of the Thumb

Question 9

Opponens Pollicis origin

Answer 9

Lateral Carpal Bones and Flexor Retinaculum

Question 10

Opponens Pollicis insertion

Answer 10

Metacarpal 1

Question 11

Opponens Pollicis innervation

Answer 11

Recurrent Motor Branch of the Median N.

Question 12

Opponens Pollicis action

Answer 12

Opposition of the Thumb