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Arm Compartments
Anterior and Posterior Compartment Muscles
| Question | Answer |
|---|---|
| Biceps brachii origin | long head: supraglenoid tubercle of scapula short head: coracoid process of scapula |
| Biceps brachii insertion | radial tuberosity |
| Brachialis insertion | ulnar tuberosity and coronoid process of ulna |
| Brachialis origin | anterior surface of humerus |
| coracobrachialis origin | coracoid process of scapula |
| coracobrachialis insertion | medial surface of humerus |
| Triceps brachii insertion | olecranon process of ulna |
| Triceps brachii origin | long head: infraglenoid tubercle of scapula lateral head: posterior surface of humerus above radial groove medial head: posterior surface of humerus below radial groove |
| Anconeus origin | lateral epicondyle |
| Anconeus insertion | olecranon and posterior surface of ulna |