click below
click below
Normal Size Small Size show me how
Skeleton Muscles2
Origin Insertion Action-Chest and Arm
Muscle | origin | Insertion | Action |
---|---|---|---|
Brachalis | Humerus | Ulna | flexes arm at elbow |
Biceps Brachii | Scapula | Radius | Flexes forearm |
Triceps Brachii | Humerus and Scapula | Ulna | Extends forearm |
Deltoid | Scapula and Clavicle | Humerus | Abducts the humerus |
Pectoralis Major | Clavicle,sternum 2nd-6th costal cartilages | humerus | Flexes and Adducts the humerus |