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Action-muscles
biomech exam 2
| Question | Answer |
|---|---|
| Abduction of the shoulder joint | upper pectoralis minor, deltoids, supraspinatus |
| Adduction of the shoulder joint | Latissimus dorsi, teres major, lower pectoralis major |
| Extension of shoulder joint | latissimus dorsi, teres major, lower pectoralis major, posterior deltoid |
| flexion of shoulder joint | anterior deltoid, upper pec minor, coracobrachialis |
| internal rotation of shoulder joint | latissimus dorsi, teres major, pec major, subscapularis |
| external rotation of shoulder joint | infraspinatus, teres minor |
| horizontal abduction of shoulder joint | middle and post delt, infraspinatus, teres minor |
| horizontal adduction of shoulder joint | pec minor, anterior deltoid, coracobrachialis |
| diagonal abduction of shoulder joint | post delt, infraspiantus, teres minor |
| diagonal adduction of shoulder joint | pec minor, ant delt, coracobrachialis |
| Shoulder girdle- upward rotation/elevation | serratus anterior, middle and lower traps, levator scapule, ehomboids |
| shoulder girdle- downward rotation | pec minor, rhomboids |
| shoulder girdle- depression/ downward rotation | pec minor, lower trap |
| shoulder girdle- abduction( protraction) | serratus ant, pec minor |
| shoulder girdle- adduction (retraction) | middle and lower traps, rhomboids |
Created by:
sbush0804
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