Abd Of Fingers Flashcards
1
Q
Abductor Digiti Minimi
A
Origin- pisiform and adjacent ligts
Insertion- ulnar side prox phalanx of little finger and dorsal digital expansion
Innervation- Ulnar T1
2
Q
Abductor Pollicis Brevis
A
Origin- tubercles of scaphoid and trapezium and flexor retinaculum
Insertion- radial side of base phalanx of thumb
Innervation- Median T1
3
Q
Abductor Pollicis Longus
A
Origin- middle part post surfaces of ulna and radius and adjacent IOM
Insertion- radial side, base of MC of thumb
Innervation- Post Interosseous branch of Radial C7-8
4
Q
Dorsal Interossei
- bipennate
- movement of middle finger in either direction is abduction
A
Origins- attach to sides of adjacent MCs
Insertions- dorsal digital expansion and prox phalanx of appropriate finger
Innervation- Ulnar T1
