| A | B |
|---|
| Deltoid | abducts the arm; anterior and posterior fibers are antagonistic |
| Biceps brachii | Flexes the elbow and supinates the forearm |
| Triceps brachii | Extends the forearm |
| SITS muscles | Rotator Cuff |
| Supraspinatus | Abducts the arm |
| Infraspinatus | Laterally rotates the arm, extends the arm |
| Teres Minor | Laterally rotates the arm, extends the arm |
| Subscapularis | Medially rotates the arm |
| Flexor digitorum superficialis | Flexes the fingers |
| Adductor pollicis | Brings the thumb closer to the palm |
| Forearm flexors | Insert on the medial epicondyle of the humerus |
| Forearm extensors | Originate on lateral epicondyle of the humerus |
| SITS (stands for?) | Supraspinatus, Infraspinatus, Teres Minor, Subscapularis |
| Forearm flexors location | Anterior |
| Forearm extensors location | Posterior |
| Retinaculum | "Tapes" down tendons & relevant structures |
| Palmar aponeurosis | Thin fascial sheath on palm of hand |
| Flexor carpi ulnaris | Medial flexor of the forearm, ulnar deviation |
| Pronator Teres | Pronates the palm |
| Extensor Digiti Minimi | Extends the pinkie finger |
