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48 Cards in this Set
- Front
- Back
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trapezius origin
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occipital bone, spine of 7th cervical vertebrae, all thoracic vertebrae
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trapezius insertion
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clavicle, spine of scapula, & acromion process
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trapezius action
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elevates, depresses, adducts scapula, hyperextends neck, braces shoulder
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serratus anterior origin
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upper 9 ribs
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serratus anterior insertion
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anterior vertebral border of scapula
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serratus anterior action
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pulls scapula forward, downward
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deltoid origin
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clavicle, acromion, and spine of scapula
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deltoid insertion
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deltoid tuberosity of humerus
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deltoid action
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abducts, extends or flexes shoulder joint
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pectoralis major origin
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clavicle, sternum, costal cartilage of 2nd to 6th ribs, rectus sheath
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pectoralis major insertion
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crest of the greater tubercle of the humerus
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pectoralis major action
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flexes, adducts, and medially rotates shoulder
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latissimus dorsi origin
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spines of sacral, lumbar, and lower thoracic vertebrae, iliac crest and lower four ribs
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latissimus dorsi insertion
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intertubercular groove of humerus
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latissimus dorsi action
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extends, adducts, and rotates shoulder joint medially
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pectoralis minor origin
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sternal ends of 3,4,5 ribs
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pectoralis minor insertion
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coracoid process of scapula
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pectoralis minor action
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pulls scapula downward, forward
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subclavius origin
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first rib
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subclavius insertion
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subclavian groove of clavicle
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subclavius action
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draws clavicle downward
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levator scapulae origin
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1-4 cervical vertebrae
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levator scapulae insertion
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medial border of scapula
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levator scapulae action
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elevates scapula
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rhomboideus major insertion
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medial border of scapula
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rhomboideus major action
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elevates and adducts scapula
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rhomboideus minor origin
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7th cervical, first thoracic vertebrae
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rhomboideus minor insertion
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medial border of scapula
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rhomboideus minor action
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elevates and adducts scapula
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rhomboideus major origin
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2-5 thoracic vertebrae spines
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supraspinatus insertion
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greater tubercle of humerus
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supraspinatus action
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abducts and laterally rotates shoulder joint
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infraspinatous origin
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infraspinous fossa of scapula
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supraspinatus origin
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supraspinous fossa of scapula
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infraspinatus insertion
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greater tubercle of humerus
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infraspinatous action
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rotates shoulder joint laterally
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teres major origin
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inferior angle and lateral border of scapula
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teres major insertion
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crest of lesser tubercle of humerus
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teres major action
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extends shoulder joint, or adducts and medially rotates shoulder joint.
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teres minor origin
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axillary border of scapula
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teres minor insertion
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greater tubercle and groove of humerus
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teres minor action
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rotates shoulder joint laterally
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subscapularis origin
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subscapular fossa
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subscapularis insertion
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lesser tubercle of humerus
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subscapularis action
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rotates shoulder joint medially
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coracobrachialis origin
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coracoid process of scapula
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coracobrachialis insertion
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body of humerus
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coracobrachialis action
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flexes and adducts shoulder joint
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