Flashcards in Muscles that act on the digits within the hand Deck (8)
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1
Q
A
Abductor pollicis longus
Abducts and extends thumb
2
Q
A
Abductor digiti minimi
Abducts little finger
3
Q
A
Lumbricals
Flex fingers at metacarpophalangeal joints but extend fingers at interphalangeal joints
4
Q
A
Interossei
Palmar: adduct fingers
Dorsal: Abduct (diverge) fingers
5
Q
A
Abductor pollicis brevis
Abducts thumb
6
Q
A
Adductor pollicis
Adducts and helps to oppose thumb
7
Q
A
Opponens pollicis
Opposition: moves thumb to touch tip of little finger
8
Q
A
Opponens digiti minimi
Flex and rotate little finger, bringing little finger and thumb into opposition