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Forearm to Hand Musc

OIAN

NameOriginInsertionActionInnervation
flexor digitorum profundus upper 3/4 of anterior ulna distal phalanx of digits 2-5 wrist flexion, finger flexion @ PIP,MCP,DIP C8,T1
flexor pollicis longus anterior surface of radius Distal phalanx of the thumb Flexes all three joints of the thumb (IP, MCP, CMC) C8,T1
flexor digitorum superficialis Common flexor tendon on the medial epicondyle, coronoid process, and radius Sides of the middle phalanx of the four fingers Flexes the PIP and MCP joints of the fingers Median nerve (C7, C8, T1)
palmaris longus Medial epicondyle of humerus Palmar aponeurosis Assistive in wrist flexion C6,C7
extensor Carpi Radialis longus Lateral Supracondylar ridge of humerus Base of second metacarpal Wrist extension, radial deviation Radial nerve (C6, C7)
extensor digiti minimi Lateral epicondyle of humerus Base of distal phalanx of fifth finger Extends all three joints of fifth finger (DIP, PIP, MCP) Radial nerve (C6, C7, C8)
flexor Carpi radialis medial epicondyle of the humerus base of second and 3rd metacarpal wrist flexion, radial deviation median and Radial nerve (C6, C7, C8)
extensor indicis distal posterior surface of ulna base of distal phalanx of 2nd metacarpal Extends all three joints of the second finger (DIP, PIP, MCP) Radial nerve (C6, C7, C8)
flexor Carpi ulnaris Medial epicondyle of the humerus Pisiform and base of fifth metacarpal Wrist flexion, ulnar deviation Median nerve (C6, C7)
extensor carpi ulnaris Lateral epicondyle of humerus Base of fifth metacarpal Wrist extension, ulnar deviation Radial nerve (C6, C7, C8)
extensor digitorum Lateral epicondyle of the humerus Base of distal phalanx of the second through fifth fingers Extends all three joints of the fingers (DIP, PIP, and MCP) Radial nerve (C6, C7, C8)
Created by: user-1818991
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