Anatomy and Physiology Lab Study Set ( Gross Anatomy of the Appendicular: Lab 7)

Anatomy and Physiology Lab Study Set ( Gross Anatomy of the Appendi ular

Lab 7)




1. how many muscles cross the shoulder joint?: 9

2. actions include..: flexion, extension, abduction, adduction

3. what are the 3 prime movers of the arm?: pectoralis major, latissimus

dorsi, deltoid

4. Coracobrachialis and teres major: synergists

5. deltoid: curve of shoulder formed by large deltoid muscle




6. pectoralis major: Adducts and flexes humerus






,7. Coracobrachialis: flexes and adducts arm




8. triceps brachii lateral head: extends forearm




9. triceps brachii long head: extends forearm




10.triceps brachii medial head: extends forearm





, 11.biceps brachii: flexes forearm




12.brachialis: flexes forearm