Muscles of the Antebrachium (Posterior Compartment) Flashcards
brachioradialis proximal attachment
lateral supracondylar ridge
brachioradialis distal attachment
styloid process of radius
brachioradialis actions
supination of forearm at radioulnar joint
elbow flexion
brachioradialis innervations
radial nerve (C5,C6,C7)
extensor carpi radialis longus proximal attachment
lateral supracondylar ridge
extensor carpi radialis longus distal attachment
base of 2nd metacarpal
extensor carpi radialis longus actions
wrist extension, ABD
weak elbow extension
extensor carpi radialis longus innervations
radial nerve (C6,C7)
extensor carpi radialis brevis proximal attachment
lateral epicondyle
extensor carpi radialis brevis distal attachment
base of 3rd metacarpal
extensor carpi radialis brevis actions
wrist extension, ABD
weak elbow extension
extensor carpi radialis brevis innervations
radial nerve (C7,C8)
extensor digitorum proximal attachment
lateral epicondyle
extensor digitorum distal attachment
extensor expansion of digits 2-5
extensor digitorum actions
extension of wrist and digits
weak elbow extension
extensor digitroum innervations
radial nerve (C7,C8)
extensor carpi ulnaris proximal attachment
lateral epicondyle