APA 3125 Lecture Notes - Lecture 3: Bicipital Groove, Sprain, Spasm
Document Summary
If you heard having a separate shoulder. this is what they"re talking about. Have a little disc that helps stabilize it. There are 17 muscles attaching onto the scapula. 3 humerus scapula clavicle humerus scapula clavicle humerus scapula clavicle. But might ask a lil of the concept but not the numbers. Humerus is a weak stabilizer because it has a lot of movement, hence a lot more opportunity to get injured. Exion extension abduction adduction external rotation internal rotation. Functions external rotation (supraspinatus, infraspnatus, theres minor) internal rotation (subscapularis: most important function: maintain proper position of the humeral head within the glenoid. Least the work out muscles in the gym because it is very small and has a very speci c muscles. It keeps the head of the humerus to where its suppose to be. Make sure that you use light weight and increase sets and reps. Fall on point of shoulder (with add)