Muscles 12 Q220-239 Flashcards
Pronator teres action
Pronation of forearm
Supinator action
Supination of forearm, extends the elbow
Triceps brachii action
Lateral Head: adduction, extension of arm/ whole muscle: forearm extension
Anconeus action
abduction of ulna, pronation, extends elbow
Flexor digitorum superficialis action
flexes metacarpophalangeal and proximal interphalangeal joint
Flexor carpi radialis action
flexes and abducts the wrist
Flexor carpi ulnaris action
flexes, adducts the wrist
Palmaris longus action
flexes wrist
Flexor digitorum profundus action
flexes distal interphalangeal joint and metacarpophalangeal joint
Flexor pollicis longus action
flexes interphalangeal joint of thumb, can also flex metacarpophalangeal joint
Pronator quadratus action
pronation
Extensor digitorum action
Extends wrist, Extends digits 2,3,4,5
Extensor digiti minimi action
Extends the 5th digit
Extensor carpi ulnaris action
Extends, adducts the wrist
Abductor pollicis longus action
abducts carpometacarpal joint of thumb, accessory extensor of thumb
