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7 Cards in this Set

  • Front
  • Back
Opponens pollicis (Thenar)
Function: oppose thumb; draws metacarpal medially and and rotates it medially
Innervation: Recurrent nerve of median nerve
Abductor pollicis brevis (Thenar)
Function: abducts thumb; helps to oppose it
Innervation: Recurrent nerve of median nerve
Flexor pollicis brevis (Thenar)
Function: flexes thumb
Innervation: Recurrent nerve of median nerve
Adductor pollicis
Function: adducts thumb toward lateral border of palm
Innervation: Deep branch of ulnar nerve
Lumbricals
Function: flex MP joints; extend IP joints of digits 2-5
Innervation: 1-2 median, 3-4 deep branch of ulnar
Dorsal interossei (1-4)
Function: abduct digits 2-4; act with lumbricals in flexing MP joints and extending IP joints
Innervation: Deep branch of ulnar nerve
Palmar interossei (1-3)
Function: adducts digits 2, 4, & 5; assist lumbricals in flexing MP joints and extending IP joints
Innervation: Deep branch of ulnar nerve