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7 Cards in this Set
- Front
- Back
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Brachioradialis
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Origin: lateral epicondyle and lateral supracondylar ridge of the humerus
Insertion: styloid process of radius Innervation: Radial nerve Action: WEAK flexion of elbow |
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Extensor carpi radialis longus
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Origin: lateral epicondyle and supracondylar ridge of the humerus
Insertion: base of the 2nd metacarpal Innervation: radial nerve Action: extension and abduction of wrist |
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Extensor carpi radialis brevis
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Origin: lateral epicondyle and supracondylar ridge of humerus
Insertion: base of 3rd metacarpal Innervation: deep radial nerve Action: extension and abduction of wrist |
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Extensor Digitorum
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Origin: lateral epicondyle and supracondylar ridge of humerus
Insertion: middle and distal phalanges of digits 2-5 via extensor expansion Innervation: posterior interosseous nerve Action: extension of metacarpophalangeal (MP) joints digits 2-5 |
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Extensor Digiti Minimi
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Origin: lateral epicondyle and supracondylar ridge of humerus
Insertion: extensor expansion of 5th digit Innervation: posterior interosseous nerve Action: Extension of MP joint of digit 5 |
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Extensor carpi ulnaris
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Origin: lateral epicondyle and supracondylar ridge of humerus
Insertion: base of 5th metacarpal Innervation: posterior interosseous nerve Action: extension and adduction of wrist |
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Anconeus
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Origin: lateral epicondyle of humerus
Insertion: olecranon process of ulna Innervation: radial nerve Action: stabilization of elbow extension |
