Chapter 6 Superficial Posterior Muscles

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triceps brachii

origin: shoulder girdle and proximal humerus

flexor carpi radialis

origin: distal humerus

flexor carpi ulnaris

origin: distal humerus adn posterior ulna

flexor digitorum superficialis

origin: distal humerus, ulna, and radius

extensor carpi radialis

origin: humerus

extensor digitorum

origin: distal humerus

triceps brachii

insertion: olecranon process of ulna

flexor carpi radialis

insertion: 2nd and 3rd metacarpals

flexor carpi ulnaris

insertion: carpals of wrist and 5th metacarpal

flexor digitorum superficialis

insertion: middle phalanges to of 2nd - 5th fingers

extensor carpi radialis

insertion: base of 2nd and 3rd metacarpals

extensor digitorum

distal phalanges of 2nd - 5th fingers

triceps brachii

primary action(s): extends elbow

flexor carpi radialis

primary action(s): flexes wrist and abducts hand

flexor carpi ulnaris

primary action(s): flexes wrist and fingers

extensor carpi radialis

extends wrist and abducts hand

extensor digitorum

extends fingers and wrist

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