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Muscles of the hand

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Muscle
Attachment 1 (origin)
Attachment 2 (insertion)
Action 1
Action 2
Innervation
Palmaris longus   Medial epicondyle of the humerus   palm of the hand   Flexion of the hand     Median Nerve  
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Flexor carpi ulnaris   Medial epicondyle of the humerus   Ulnar hand on the anterior side   Flexion of the hand   Ulnar deviation (adduction) of the hand   Ulnar nerve  
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Flexor digitorum superficialis   Medial epicondyle of the humerus and the anterior ulna and radius   Fingers 2-5   Flexion of fingers 2-5   Flexion of the hand   Median Nerve  
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Flexor digitorum profundus   Medial and anterior ulna   anterior surfaces of fingers 2-5   Flexion of fingers 2-5   Flexion of the hand   Median and Ulnar Nerves  
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Flexor pollicis longus   Anterior surface of the radius   Thumb   Flexion of the thumb   Flexion of the hand   Median Nerve  
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Extensor carpi radialis longus   Lateral supracondylar ridge of the humerus   Radial hand on the posterior side   Extension of the hand   Radial deviation (abduction) of the hand   Radial Nerve  
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Extensor carpi radialus brevis   Lateral epicondyle of the humerus   Radial hand on the posterior side   Extension of the hand   Radial deviation (abduction) of the hand   Radial Nerve  
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Extensor digitorum   Lateral epicondyle of the humerus   Phalanges of fingers 2-5   Extension of fingers 2-5   Extension of the hand   Radial Nerve  
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Extensor digiti minimi   Lateral epicondyle of the humerus   Phalanx of the little finger   Extension of the little finger   Extension of the hand   Radial Nerve  
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Extensor carpi ulnaris   Lateral epicondyle of the humerus   Ulnar hand on the posterior side   Extension of the hand   Ulnar deviation (adduction) of the hand   Radial Nerve  
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Abductor pollicis longus   Posterior radius and ulna   Thumb   Abduction of the thumb     Radial Nerve  
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Extensor pollicis brevis   Posterior radius   Thumb   Extension of the thumb     Radial Nerve  
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Extensor pollicis longus   Posterior ulna   Thumb   Extension of the thumb     Radial Nerve  
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Extensor indicis   Posterior ulna   Index finger   Extension of the index finger   Extension of the hand   Radial Nerve  
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Abductor pollicis brevis   Flexor retinaculum and the carpals   Proximal phalanx of the thumb   Abduction of the thumb     Median Nerve  
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Flexor pollicis brevis   Flexor retinaculum and the carpals   Proximal phalanx of the thumb   Flexion of the thumb     Median and Ulnar Nerves  
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Opponenes pollicis   Flexor retinaculum and the carpals   !st metacarpal of the thumb   Opposition of the thumb     Median and Ulnar Nerves  
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Abductor digiti minimi manus   Carpals   Proximal phalanx of the little finger   Abduction of the little finger     Ulnar Nerve  
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Flexor digiti minimi manus   Flexor retinaculum and the carpals   Proximal phalanx of the little finger   Flexion of the little finger     Ulnar nerve  
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Opponens digiti minimi   Flexor retinaculum and the carpals   5th metacarpal (of the little finger)   Opposition of the little finger     Ulnar nerve  
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Adductor pollicis   3rd metacarpal   Thumb   Adduction of the thumb     Ulnar nerve  
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Flexor carpi radialis   Medial epicondyle of the humerus   Radial hand on the anterior side   Flexion of the hand   Radial deviation (abduction) of the hand   Median Nerve  
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Created by: skpoem
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