Hypothenar Muscles Flashcards
1
Q
Abductor Digiti Minimi
A
O: Pisiform
I: Medial side of base of proximal phalanx of 5th digit
N: Deep Branch of Ulnar Nerve (C8, T1)
A: Abducts 5th digit; assists in Flexion of its proximal phalanx
2
Q
Flexor Digiti Minimi Brevis
A
O: Hook of Hamate and Flexor Retinaculum
I: Medial side of base of proximal phalanx of 5th digit
N: Deep Branch of Ulnar Nerve (C8, T1)
A: Flexes proximal phalanx of 5th Digit
3
Q
Opponens Digiti
A
O: Hook of Hamate and Flexor Retinaculum
I: Medial Border of 5th Digit
N: Deep Branch of Ulnar Nerve (C8, T1)
A: Draws 5th Metacarpal anterior and rotates it, bringing 5th digit into opposition with thumb
