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Muscles of Arm and Forearm

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jaf1022's version from 2015-09-20 02:26

Section

Question Answer Column 3 Column 4
Biceps BrachiiAction- flexes elbow , flexes shoulder, supinates radioulnar jointOrigin- coracoid process and superglenoid tubercleInsertion- radial tuberosity of radius
BrachialisAction- flexes elbowOrigin- anterior-medial shaft of humerusInsertion- coronoid process
BrachioradialisAction- flexes elbowOrigin- lateral supracondylar ridgeInsertion- styloid process of radius
Triceps BrachiiAction- extends elbow and shoulderOrigin- infraglenoid tubercle; posterior humeral shaftInsertion- Olecron process of ulna
Prontator TeresAction- pronates radioulnar jointOrigin- medial epicondyle of humerusInstertion- proximal 1/3 Radius
Flexor Carpi RadialisAction- flexes wrist, radial deviationOrigin- medial epicondyle of humerusInsertion- 2-3 metacarpal
Flexor Carpi UlnarisAction- flexes wrist, ulnar deviationOrigin- medial epicondyle of humerusInsertion- pisiform, hamate, and 5th metacarpal
SupinatorAction- supinates radioulnar jointOrigin- lateral epicondyle of humerusInsertion- proximal 1/3 radius
Extensor Carpi Radialis LongusAction- extends wrist, radial deviationOrigin- lateral epicondyle of humerusInsertion- 2nd metacarpal
Extensor Carpi Radialis BrevisAction- extends wrist, radial deviationOrigin- lateral epicondyle of humerusInsertion- 3rd metacarpal
Extensor Carpi UlnarisAction- extend wrist, ulnar deviationOrigin- lateral epicondyle of humerusInsertion- 5th metacarpal
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