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11 Cards in this Set
- Front
- Back
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Pectoralis Major (3 origins, 1 insertion) |
Flexor A: flexes, adducts arm, rotates medially O: clavicle, sternum, upper ribs I: humerus (intertubercular groove) |
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Teres Major |
Extensor A: extends and adducts arm; rotates medially, pulls shoulder down and back O: scapula (lateral border) I: humerus (intertubercular groove) |
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Latissimus dorsi (6 origins, 1 insertion) |
Extensor A: extends and adducts arm; rotates medially, pulls shoulder down and back O: sacral, lumbar, and lower thoracic vertebrae, iliac crest, lower ribs I: humerus (intertubercular groove) |
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Deltoid |
A: abducts, extends, and flexes arm O: scapula (acromion process and spine), clavicle I: humerus (deltoid tuberosity) |
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Subscapularis |
Rotator A: rotate arm (medially) and anteriorly; stabilize shoulder joint O: anterior surface of scapula I: humerus |
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Infraspinatus |
Rotator A: rotates arm laterally; stabilize shoulder joint O: scapula (underneath spine) I: humerus |
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Biceps brachii (2 origins, 2 insertions) |
A: flexes forearm, rotates hand laterally (supination) O: scapula (coracoid process, glenoid cavity) I: radial tuberosity of radius, ulna |
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Brachialis |
A: flexes forearm at the elbow O: humerus I: ulna |
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Brachioradialis |
A: flexes forearm at the elbow O: humerus I: ulna |
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Triceps brachii |
A: extends forearm at the elbow O: scapula (glenoid cavity), humerus I: olecranon process of ulna |
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Supinator |
A: rotates forearm laterally, supination O: humerus, ulna I: radius |
