Forearm Muscles Table 17.1

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Author:
itzlinds
ID:
257902
Filename:
Forearm Muscles Table 17.1
Updated:
2014-01-23 10:49:15
Tags:
Forearm Muscles
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Description:
Forearm muscles table 17.1
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  1. Extensor Carpi Ulnaris:

    O:
    I:
    A:
    • O: common extensor tendon from lateral epicondyle of the humerus
    • I: base of the 5th metacarpal
    • A: adduct the wrist
  2. Extensor Digitorum

    O: 
    I: 
    A:
    • O: common extensor tendon from lateral epicondyle of humerus
    • I: base of middle + distal phalanges of 2nd-5th fingers
    • A: assist to extend the wrist
  3. Anconeus

    O:
    I:
    A:
    • O: lateral epicondyle of humerus
    • I: lateral border of the olecranon process
    • A: extend the elbow
  4. biceps brachii


    O:
    I:
    A:
    • O:  coracoid process of the scapula (short head); supraglenoid tuberosity of the scapula (long head)
    • I: radial tuberosity
    • A: flex the elbow
  5. brachialis..

    O:
    I:
    A:
    • O: distal half of the anterior surface of the humerus
    • I: tuberosity and coronoid process of the ulna
    • A: flex the elbow
  6. brachioradialis...

    O:
    I:
    A:
    • O: lateral supracondylar ridge of humerus
    • I: styloid process of the raidus
    • A: Flex the elbow
  7. extensor carpi radialis brevis...

    O:
    I:
    A:
    • O: common extensor tendon form the lateral epicondyle of the humerus
    • I: base of the 3rd metacarpal
    • A: wrist extension
  8. extensor carpi radialis longus...

    O:
    I:
    A;
    • O:  lateral supracondylar ridge of the humerus
    • I: base of the 2nd metacarpal
    • A: wrist extension
  9. flexor carpi radialis...

    O:
    I:
    A:
    • O: common flexor tendon from medial epicondyle of the humerus
    • I: baseses of the 2nd and 3rd metacarpals
    • A: wrist flexion ; abduct the wrist
  10. flexor carpi ulnaris..

    O:
    I:
    A:
    • O: posterior surface of proximal 2/3rds of the ulna
    • I: pisiform, hook of the hamate and the base of the 5th metacarpal
    • A: wrist flexion, adduct the wrist
  11. flexor digitorum profundus....

    O:
    I:
    A:
    • O: anterior and medial surfaces of proximal 3/4th of ulna
    • I: bases of the distal 2-5 phalanges
    • A: assist to flex the wrist
  12. flexor diggitorum superficialis..

    O:
    I:
    A:
    • O: common flexor tendon from medial epicondyle of humerus
    • I:  middle phalanges of 2nd - 5th digits
    • A: wrist flexion
  13. palmaris longus...

    O:
    I:
    A:
    • O: common flexor tendon from medial epicondyle of the humerus
    • I: flexor reteinaculum and palmar aponeurosis
    • A: flex the wrist
  14. pronator quadratus...

    O:
    I:
    A:
    • O: medial, anterior surface of distal ulna
    • I: lateral, anterior surface of the distal radius
    • A: forearm pronation
  15. pronator teres...

    O:
    I:
    A:
    • O: proximal to the medial epicondyle of humerus
    • I: middle of the lateral radius
    • A: assist to flex the elbow
  16. supinator...

    O:
    I:
    A:
    • O: lateral epicondyle of humerus, radial collateral ligament, annular ligament and supinator crest of ulna
    • I: proximal 1/3rd of the radius
    • A:  forearm supinator
  17. trcieps brachii...

    O:
    I:
    A:
    • O: posterior humerus
    • I: olecranon process of the ulna
    • A: extend the elbow

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