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Pectoral Girdle

QuestionAnswer
serratus anterior upward rotation of scapula, depression of scapula, abduction as in throwing a punch
pectoralis minor depression, protraction of shoulder and elevates ribs in deep respiration
levator scapulae elevates scapula
rhomboid major and rhomboid minor adduction of scapula
trapezius scapular elevation, retraction and depression
what are four muscles of rotator cuff? subscapularis, supraspinatus, infraspinatus and teres minor
subscapularis medial rotation
supraspinatus initiates abduction
infraspinatus & teres minor lateral rotation
anterior fibers of deltoid flexion and medial rotation
posterior fibers of deltoid extension and lateral rotation of humerus
pectoralis major adduction and medial rotation of arm & flexeion and extension of shoulder like during pull ups
latissimus dorsi adduction (with teres major) & medial rotation (with subscapularis, pectoralis major and teres major)
teres major assits latissimus dorsi in adduction and medial rotation
coracobrachialis flexion of arm at shoulder with pectoralis major and anterior deltoid, adduction with latissimus dorsi, teres major and pectoralis major
what are four muscles of rotator cuff? subscapularis, supraspinatus, infraspinatus and teres minor
subscapularis medial rotation
supraspinatus initiates abduction
infraspinatus & teres minor lateral rotation
anterior fibers of deltoid flexion and medial rotation
posterior fibers of deltoid extension and lateral rotation of humerus
pectoralis major adduction and medial rotation of arm & flexeion and extension of shoulder like during pull ups
latissimus dorsi adduction (with teres major) & medial rotation (with subscapularis, pectoralis major and teres major)
teres major assits latissimus dorsi in adduction and medial rotation
coracobrachialis flexion of arm at shoulder with pectoralis major and anterior deltoid, adduction with latissimus dorsi, teres major and pectoralis major
Created by: fs33