Hand Intrinsic Flashcards
flexor pollicis brevis
medial aspect of the thenar eminence just proximal to the 1st MCP joint with 1st MCP flexion against resistance
abductor pollicis brevis
radial aspect of palmar surface of 1st metacarpal with 1st CMC abduction
adductor pollicis
palmar surface between 1st and 2nd metacarpal with 1st CMC adduction
flexor digiti minimi brevis
palmar surface of 5th metacarpal, lateral to opens digiti minimi with 5th MCP flexion against resistance
abductor digiti minimi brevis
Ulnar aspect of hypothenar eminence with 5th MCP abduction
Dorsal interossei
dorsal surface between 1st and 2nd metacarpals, between shafts of 2nd through 5th metacarpals with active abduction/adduction of 2nd, 3rd and 4th MCP joints