Hand Mm Flashcards
Flexor digitorum profundus
O:
I:
O: upper 3/4 of ulna
I: distal phalanx 2-5
Flexor pollicis longus
O:
I:
O: anterior radius
I: distal phalanx 1
Abductor pollicis longus
O:
I:
O: posterior radius, interosseous membrane
I: base of first metacarpal
Extensor pollicis brevis
O:
I:
O: distal posterior radius
I: base of proximal phalanx 1
Extensor pollicis longus
O:
I:
O: mid posterior ulna
I: base of distal phalanx 1
Extensor digitorum
O:
I:
O: lateral epicondyle
I: base of distal phalanx 2-5
Extensor indicis
O:
I:
O: distal ulna
I: base of distal phalanx 2
Extensor digiti minimi
O:
I:
O: lateral epicondyle
I: base of distal phalanx 5
Flexor digitorum superficialis
O:
I:
O: medial epicondyle, coronoid process, radius
I: middle phalanx 2–4
Flexor digitorum superficialis
N:
A:
N: median C7 – T1
A: flex MCP and PIP 2-5
Flexor digitorum profundus
N:
A:
N: median and ulnar C8 – T1
A: flex MCP, PIP, DIP
Flexor pollicis longus
N:
A:
N: median C8-T1
A: flex CMC, MCP, IP
Abductor pollicis longus
N:
A:
N: radial C6 – C7
A: abduct CMC 1
Extensor pollicis brevis
N:
A:
N: Radio C6 – C7
A: ext CMC, MCP 1
Extensor pollicis longus
N:
A:
N: radial C6 – C8
A: ext CMC, MCP, IP 1
Extensor digitorum
N:
A:
N: Radio C6 – C8
A: ext MCP, PIP, DIP 2-5
Extensor indicis
N:
A:
N: radial C6 –C8
A: ext MCP, PIP, DIP 2
Extensor digiti minimi
N:
A:
N: Radial C6 – C8
A: ext MCP, PIP, DIP 5
What muscles are in the Hypothenar eminence
Abductor digiti minimi, flexor digiti minimi, opponens digiti minimi
What muscles are in the Thenar eminence
Abductor pollicis brevis, adductor pollicis, flexor pollicis brevis, opponens pollicis
What tendons make up the anatomical snuff box
Extensor pollicis longus, extensor pollicis brevis, abductor pollicis longus
