10-22-09 - Muscles of the Forearm Anterior Pronator teres...

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Muscles of the Forearm Anterior
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Pronator teres Flexor carpi radialis Palmaris longus Flexor carpi ulnaris Flexor digitorum superficialis Flexor digitorum profundus Flexor pollicis longus Pronator quadratus
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Muscles of the Forearm Posterior
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Brachioradialis Extensor carpi radialis longus and brevis Extensor digitorum Extensor digiti minimi Extensor carpi ulnaris Supinator Extensor indicis Extensor pollicis longus
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Extensor pollicis brevis Abductor pollicis longus
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Muscles of the Forearm Anterior Pronator teres
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O: **Common flexor tendon (CFT) of those muscles which originate from the medial epicondyle of the humerus and are tightly bound in fascia and are inseparable near the elbow Coronoid process of the ulna I: middle of lateral shaft of the radius N: Median A: Elbow flexion o Forearm pronation Comment: pronates the forearm, but not as strong when the elbow is flexed
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Muscles of the Forearm Anterior Flexor carpi radialis
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O: **Common flexor tendon I: base of 2 nd and 3 rd metacarpal N: Median A: Elbow flexion; o Forearm pronation; o Wrist – flexion and radial deviation Comment: o Multijoint muscle, so not as strong as pronator teres
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o Bound in the common flexor tendon and impossible to isolate from the other CFT muscles
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Muscles of the Forearm Anterior Palmaris longus
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O: **Common flexor tendon I: long tendon into the palmar aponeurosis N: Median A: Elbow flexion; forearm pronation; Wrist flexion Comment: o The Palmaris longus is not present in about 10% of the population
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o The long tendon can be used for tendon transplants o Most medial in the forearm
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Muscles of the Forearm Anterior Flexor carpi ulnaris
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o O: ** Common flexor tendon
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This note was uploaded on 02/11/2010 for the course AHS 234 taught by Professor Bial during the Fall '09 term at Nassau CC.

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10-22-09 - Muscles of the Forearm Anterior Pronator teres...

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