Forearm/Hand Flashcards
Pronator Teres
Pronate forearm
Assists in elbow flexion
Flexor Carpi Radialis
ABD, flexion of wrist
Assists in forearm pronation and elbow flexion
Palmaris Longus
Tenses palmar fascia, flex wrist
Assists in elbow flexion
Flexor Digitorum Superficialis
Flexion of PIP of 2-5th digits
Assist in MCP joint flex and wrist flex
Flexor Digitorum Profundus
Flexes DIP of 2-5th digits
Assists in PIP, MCP, and wrist flexion
Flexor Pollicis Longus
Thumb IP flexion
Assists in MCP and CMC flex and wrist flex
Flexor Pollicis Brevis
Flex MCP, CMC of thumb
Assists in opposition, may extend IP joint
Pronator Quadratus
Pronate forearm
Abductor Pollicis Brevis
Palmar ABD of thumb, CMC and MCP joints
Extend thumb IP joint
Assists in opposition, flexion, and MR or CMC joint
Opponens Pollicis
Opposes CMC joint of thumb
Lumbricals
Extends IP joint and simultaneously flexes MCP joints of 2-5th digits
Flexor Carpi Ulnaris
Flex, ulnarly deviate wrist
Assists in flex of wrist
Abductor Digiti Minimi
ABD of pinky MP joint
Assists in opposition and flexion of CMC of 5th digit and assists in extension of IP joint
Flexor Digiti Minimi
Flex MCP joint of pinky
Assists in opposition
Opponens Digiti Minimi
Opposes 5th CMC joint
Interossei
Dorsal
ABD index, middle, ring finger from axial line through third digit
Assists in MCP flexion and extension of IP joint of 2-4th digits
1st assists with thumb ADD
Palmar
ADD 2,4,5 digits
Assists in MCP flexion and extension of IP joints of 2,4,5
Adductor Pollicis
ADD CMC and ADD/assists in flex of MCP joint of thumb, assists thumb opposition and ext of IP joint
Anconeus
Extend elbow, stabilize ulna during pronation and supination
Brachioradialis
Elbow flexion
Assists in pronation and supination of forearm
Extensor Carpi Radialis Longus
Extensor, radially deviates wrist
Assist in elbow flexion
Extensor Carpi Radialis Brevis
Extensor wrist
Assists in wrist radial deviation
Extensor Digitorum
Extend MCP joint and in conjunction with lumbricals and interossei, extend IP joints of 2-5th digits
Assists in ABD index, ring, and pinky
Extend and radial deviate wrist
Extensor Digiti Minimi
Extend MCP joint and in conjunction with lumbricals and interossei, extend IP joints of pinky
Assist in ABD of pinky
Extensor Carpi Ulnaris
Extend and ulnarly deviate wrist
Extensor indicis
Extend MCP joint and in conjunction with lumbricals and interossei, ext IP joint of index finger
Assists in ADD of index
Abductor pollicis longus
Ext CMC joint of thumb with slight abduction
Wrist radial deviation
Assist wrist flexion
Extensor Pollicis Longus
Extend IP joint
Assists thumb MCP and CMC extension
Assists wrist radial deviation and extension
Extensor Pollicis Brevis
Extend thumb MCP joint
Extend and ABD CMC joint
Assists in wrist radial deviation
Supinator
Supinate forearm
