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13 Cards in this Set
- Front
- Back
Biceps brachii |
Origin: short head: coracoid process Long head: supraglenoid tubercle Insertion: Common tendon into radial tuberosity Action: Flexes & supinates forearm; flexes arm |
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Brachialis |
Origin: front distal half of humerus; embraces insertion of deltoid Insertion: Coronoid process of ulna and capsule of elbow joint Action: Flexes forearm |
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Brachioradialis |
Origin: lateral supracondylar ridge of humerus Insertion: styloid process of radius Action: Flexes forearm |
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Latissimus dorsi |
Origin: thoracolumbar fascia, spines of lower six thoracic vert, lumbar vert, lower 3-4 ribs, crests of sacrum and ilium Insertion: spirals around teres major to insert in floor of intertubercular sulcus of humerus Action: Extends, adducts and medially rotates arm |
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Deltoid |
Origin: embraces insertion of trap; acromial End of clavicle, spine & acromion of scapula Insertion: Deltoid tuberosity of humerus Action: Arm abduction (when all fibers contract simultaneously) |
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What is this? |
Thoracolumbar fascia |
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Pectoralis major |
Origin: clavicle, sternum, cartilage of ribs 1-6, and aponeurosis of external oblique muscle Insertion: greater tubercle of humerus Action: Arm flexion, adduction and medial rotation |
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Triceps brachii |
Origin: Long head: infraglenoid tubercle of scapula Lateral head: posterior humerus Medial head: posterior, distal humerus Insertion: By common tendon into olecranon process of ulna Action: Extends forearm and extends arm |
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What is this? |
Extensor carpi radialis longus Action: Extends and abducts hand |
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What is this? |
Extensor carpi ulnaris Action: Extends and adducts hand |
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What is this? |
Extensor digitorum Action: Extends phalanges |
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What is this? |
Flexor retinaculum |
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What is this? |
Extensor retinaculum |
