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13 Cards in this Set
- Front
- Back
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Muscles of Rotator Cuff |
Supraspinatous Infraspinatous Subscapularis teres minor **claw** |
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Muscles of Shoulder Girdle |
Trapezius Deltoid Rhomboid major Rhomboid minor Levator Scapulae |
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Trapezius |
Innervation: Accessory nerve Action: Upper-Elevate scapulae Middle- retract scapulae Lower- depress scapulae ** accessory nerve is a cranial nerve (XI)** |
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Deltoid |
Innervation: Axillary nerve Action: Flex, extend and abduct humerus ** major abductor of arm ** |
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Levator Scapulae |
Innervation: Dorsal scapular nerve Action: elevate scapulae |
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Rhomboid major |
Innervation: Dorsal scapular nerve Action: Retract and elevate scapula |
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Rhomboid minor |
Innervation: Dorsal scapular nerve Action: Retract and elevate scapula |
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Supraspinatus |
Rotator cuff
INN: Suprascapular N (C5-C6) Action: initiation of ABduction of arm (first 15 degrees) |
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Infraspinatus |
Rotator cuff IN: Suprascapular N (C5-C6) A: lateral rotation of arm |
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Teres minor |
Rotator cuff IN: Axillary N. A: lateral rotation of arm |
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Subscapularis |
Rotator Cuff IN: lower subscapular N (C5-C7) A: medial rotation of arm |
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Teres Major |
IN: inferior subscapular N A: medial rotation, extension of arm |
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Long head of triceps brachii |
IN: Radial nerve (C6-C8) A: extension of forearm; accessory adductor and extensor of arm |
