quiz 6

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Anonymous
ID:
158388
Filename:
quiz 6
Updated:
2012-06-12 16:17:35
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memorize
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Description:
lotaaaaa stupid muscles
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  1. pectoralis major
    o. medial half of clavicle, sternum, costal cartilages 1-6

    i. lateral lip of intertubercular groove on humerus

    a. flexion
  2. pectoralis minor
    o. external surafxes of ribs. 3-5

    i. coracoid process of scapula

    a. depression and inferior rotation of scapula
  3. serratus anterior
    o. external surface of ribs 1-8

    i. medial border of scapula

    a. protraction and superior rotation of scapula
  4. latissimus dorsi
    o. spinous processes of vertebrae T6- T12, thoracolumbar fascia, iliac crest, inferior three ribs

    i. intertubercular groove on humerus

    a. extension
  5. trapezius
    o. posterior surface of ocipital bone, ligamentum nuchae, spinous processes of thoracic vertebrae

    i. lateral third of clavicle, acromion process, spine of scapula

    • a. superior fiberes: elevate scapula
    • middle fibers: retract scapula
    • inferior fibers: depresses scapula
  6. deltoid
    o. lateral third of clavicle, acromion process, spine of scapula

    i. deltoid tuberosity of humerus

    • a. anterior fibers: medial rotation and flexion of aarm
    • middle fibers: abduction of arm
    • posterior fibers: lateral rotation and extension of arm
  7. rhomboid minor
    o. ligamentum nuchae, spinous processes of of vertebrae C7 and T1

    i. medial border of scapula

    a. elevates scapula
  8. teres major
    o. scapula, near inferior angle

    i. medial lip of intertubercular groove

    a. extension
  9. supraspinatus
    o. supraspinous fossa of scapula

    i. greater tubercle of humerus

    a. abduction of arm
  10. infraspinatus
    o. infraspinous fossa of scapula

    i. greater tubercle of humerus

    a. lateral rotation of arm
  11. teres minor
    o. lateral border of scapula

    i. greater tubercle on humerus

    a. lateral rotation of arm
  12. subscapularis
    o. subscapular fossa of scapula

    i. lesser tubercle of humerus

    a. adduction and medial rotation of arm
  13. biceps brachii
    • o. long head: superior margin of glenoid fossa of scapula
    • short head: coracoid process of scapula

    i. radial tuberosity of of radius, fascia of medial forearm via bicipital aponeurosis

    a. flexion and supination of forearm
  14. brachialis
    o. anterior surface of humerus

    i. coronoid process of ulna

    a. flexion of arm

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