Hypothenar Muscles Flashcards Preview

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Flashcards in Hypothenar Muscles Deck (12)
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Abductor digiti minimi p.a.

Pisiform

1

Abductor digiti minimi d.a.

Medial side of base of proximal phalanx of 5th finger

2

Abductor digiti minimi innervation

Deep branch of ulnar nerve
C8t1

3

Abductor digiti minimi action

Abducts 5th finger; assists in flexion of its proximal phalanx

4

Flexor digiti minimi brevis p.a.

Hook of hamate and flexor retinaculum

5

Flexor digiti minimi brevis d.a.

Medial side of base of proximal phalanx of 5th finger

6

Flexor digiti minimi brevis innervation

Deep branch of ulnar nerve
C8t1

7

Flexor digiti minimi brevis action

Flexes proximal phalanx of 5th finger

8

Opponens digiti minimi p.a.

Hook of hamate and flexor retinaculum

9

Opponens digiti minimi d.a.

Medial border of 5th metacarpal

10

Opponens digiti minimi innervation

Deep branch of ulnar nerve
C8t1

11

Opponens digiti minimi action

Draws 5th metacarpal anterior and rotates it , bringing 5th finger into opposition with thumb