Muscles of the PEctoral Girdle and Upper Limbs

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Author:
Piperidine
ID:
40429
Filename:
Muscles of the PEctoral Girdle and Upper Limbs
Updated:
2010-10-07 00:52:30
Tags:
forearms hand
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Description:
Muscles that Move the Forearm and Hand
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  1. Action at the elbow:
    Flexors
    • Biceps brachii
    • Brachialis
    • Brachioradialis
  2. Action at the elbow:
    Extensors
    • Anconeus
    • Triceps brachii
    • -lateral head
    • -long head
    • -medial head
  3. Pronators/supinators
    • Pronator quadratus
    • Pronator teres
    • Supinator
  4. Action at the wrist:
    Flexor
    • Flexor carpi radialis
    • Flexor carpi ulnaris
    • Palmaris longus
  5. Action at the wrist:
    Extensors
    • Extensor carpi radialis longus
    • Extensor carpi radialis brevis
    • Extensor carpi ulnaris
  6. Origin and Insertion
    Biceps brachii
    • Origin:
    • short head from the coracoid process
    • long head from the supraglenoid tubercle

    Insertion: radial tuberosity

  7. Origin and Insertion
    Brachialis
    • Origin: anterior, distal surface of humerus
    • Insertion: ulnar tuberosity

  8. Origin and Insertion
    Brachioradialis
    • Origin:
    • Ridge superior to the lateral epicondyle of humerus

    • Insertion:
    • Lateral aspect of styloid process of radius

  9. Origin and Insertion
    Anconeus
    • Origin: Posterior surface of lateral humerus
    • Insertion: Lateral margin of olecranon and ulnar shaft

  10. Origin and Insertion
    Triceps brachii
    • Lateral head
    • -Origin: superior, lateral margin of humerus
    • -Insertion: olecranon of ulna

    • Long Head
    • -Origin: infraglenoid tubercle of scapula
    • -Insertion: olecranon of ulna

    • Medial Head
    • -Origin: posterior surface of humerus, inferior to radial groove
    • -Insertion: olecranon of ulna
  11. Origin and Insertion
    Pronator quadratus
    • Origin: anterior and medial surfaces of distal ulna
    • Insertion: anterolateral surface of distal portion of radius

  12. Origin and Insertion
    Pronator teres
    • Origin: medial epicondyle of humerus and coronoid process of ulna
    • Insertion: middle lateral surface of radius

  13. Origin and Insertion
    Supinator
    • Origin: lateral epicondyle of humerus and ridge near radial notch of ulna
    • Insertion: anterolateral surface of radius distal to the radial tuberosity

  14. Origin and Insertion
    Flexor carpi radialis
    • Origin: medial epicondyle of humerus
    • Insertion: bases of second and third metacarpal bones
  15. Origin and Insertion
    Flexor carpi ulnaris
    • Origin: medial epicondyle of humerus; adjacent medial surface of olecranon and anteriomedial portion of ulna
    • Insertion: pisiform, hamate, and base of fifth metacarpal bone
  16. Origin and Insertion
    Palmaris longus
    • Origin: medial epicondyle of humerus
    • Insertion: palmar aponeurosis and flexor retinaculum
  17. Origin and Insertion
    Flexor carpi radialis/ulnaris
    Palmaris longus
  18. Origin and Insertion
    Extensor carpi radialis longus
    • Origin: lateral supracondylar ridge of humerus
    • Insertion: base of 2 metacarpal bone
  19. Origin and Insertion
    Extensor carpi radialis brevis
    • Origin: lateral epicondyle of humerus
    • Insertion: base of 3rd metacarpal bone
  20. Origin and Insertion
    Extensor carpi ulnaris
    • Origin: lateral epicondyle of humerus; adjacent dorsal surface of ulna
    • Insertion: base of 5th metacarpal bone
  21. Origin and insertion
    Extensor carpi radialis longus
    extensor carpi radialis brevis
    extensor carpi ulnaris

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