upper arm muscles
| Description: | origin insertions and actions - gym instructor |
| Category: | Sports |
| Created by: | allisonhearsum on 2004-06-20 |
| Stack ID: | 6047 |
| Muscle of upper arm | Origin | Insertion | Action |
| Bicep | top of humerus and scapula | radius | elbow flexion and supination of forearm |
| Tricep - long head | scapula | ulna | shoulder & elbow extension |
| tricep - lateral head | humerus | ulna | shoulder & elbow extension |
| tricep - medial head | humerus | ulna | shoulder & elbow extension |
| brachialis (upper arm) | humerus | ulna | elbow flexion |
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