Question | Answer |
anconeus | extension and pronation of forearm at the elbow |
brachioradialis | flexion of forearm at elbow. pronates/supinates to misposition |
brachialis | flexes forearm at elbow |
supinator | supinates the forearm |
pronator teres | pronation of forearm and flexion of forearm at elbow |
pronator quadratus | pronates the forearm |
palmaris longus | flexes hand at the wrist |
flexor carpi radialis | flexes and radially deviates the hand at the wrist |
flexor carpi ulnaris | flexes and ulnarly deviates the hand at the wrist |
extensor carpi radialis longus | extends and radially deviates the hand at the wrist |
extensor digitorum | extends phalanges at the interphalangeal joints/extends the metacarpophalangeal & carpometacarpal articulations |
extensor digiti minimi | extends proximal phalanx of little finger at metacarpophalangeal joint and assists extension at wrist/extends the middle & distal phalanges especially when the proximal phalanx is held in flexion |
extensor carpi radialis brevis | extension and radial deviation of the hand at the wrist |
extensor carpi ulnaris | extends and ulnarly deviates the hand at the wrist |
flexor digitorum superficialis | flexes the phalanx of each finger on proximal phalanx/continued action, flexes proximal phalanx at hand, flexes hand at wrist |
flexor pollicis longus | flexes interphalangeal joint of thumb/continued action, flexes metacarpophalangeal & carpometacarpal articulations. |
flexor digitorum profundus | flexes the distal phalanges of four fingers. assists flexing metacarpophalangeal, carpometacapal and wrist joints, |
extensor indicis | extension of all phalanges of index finger. assist in wrist extension |
extensor pollicis longus | extends the distal phalnx of the thumb/continued action, extends proximal phlanx & metacarpal, adducts the 1st metacarpal. |
extensor pollicis brevis | extends the proximal phalanges of the thumb/continued action extends & assists abduction of the 1st metacarpal. |
abductor pollicis longus | abducts and assists in extension of the carpometacarpal joint of the thumb |