Hypothenar Muscles Flashcards
Abductor digiti minimi d.a.
Medial side of base of proximal phalanx of 5th finger
Abductor digiti minimi p.a.
Pisiform
Abductor digiti minimi innervation
Deep branch of ulnar nerve
C8t1
Abductor digiti minimi action
Abducts 5th finger; assists in flexion of its proximal phalanx
Flexor digiti minimi brevis p.a.
Hook of hamate and flexor retinaculum
Flexor digiti minimi brevis d.a.
Medial side of base of proximal phalanx of 5th finger
Flexor digiti minimi brevis innervation
Deep branch of ulnar nerve
C8t1
Flexor digiti minimi brevis action
Flexes proximal phalanx of 5th finger
Opponens digiti minimi p.a.
Hook of hamate and flexor retinaculum
Opponens digiti minimi d.a.
Medial border of 5th metacarpal
Opponens digiti minimi innervation
Deep branch of ulnar nerve
C8t1
Opponens digiti minimi action
Draws 5th metacarpal anterior and rotates it , bringing 5th finger into opposition with thumb