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19 Cards in this Set
- Front
- Back
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Pectoralis Major:
Location |
Must superficial muscle of Upper Chest
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Pectoralis Major:
Origin(3) and Insertion(1) |
Origin: Clavicle, Sternum, Ribs 1-6
Insertion: Greater Tubercle of Humerus |
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Pectoralis Major:
Action (4) |
Prime mover of arm flexion.
Rotates arm medially. Adducts arm against resistance. Lifts rib cage. |
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Latissimus Dorsi:
Location |
Lower back muscle
Triangular shaped |
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Latissimus Dorsi:
Origin(3) and Insertion(1) |
Origin: Spine of last 6T and all L vertebrae, Lower 4 ribs, Illiac crest
Insertion: Intertubercular groove of humerus |
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Latissimus Dorsi:
Action (3) |
Prime mover of arm extention.
Arm adductor and medial rotator. Depresses scapula. |
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Deltoid:
Location |
Forms rounded shoulder
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Deltoid:
Origin (3) and Insertion (1) |
Origin: Trapezius, Lateral Clavicle, Scapula
Insertion: Deltoid Tuberosity |
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Deltoid:
Action (3) |
Prime mover of arm abduction
Antagonist of Pectoralis Major and Laissimus Dorsi Flex, extend and rotate arm |
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4 Rotator Cuff Muscles
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1. Subscapularis
2. Supraspinatus 3. Infraspinatus 4. Teres Minor |
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Bicepts Brachii:
Location |
Anterior Humerus
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Biceps Brachii:
Origin (2) and Insertion (1) |
Origin: Coracoid Process, Glenoid Cavity.
Insertion: Radial Tuberosity. |
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Biceps Brachii:
Action (3) |
Flexes elbow
Supinates forearm Weak shoulder flexor |
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Brachialis:
Location |
Deep to Bicepts Brachii
(Anterior Muscle) |
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Brachialis:
Origin (1) and Insertion (1) |
Origin: Distal Humerus
Insertion: Proximal Ulna |
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Brachialis:
Action |
Major forearm flexor
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Tricepts Brachii:
Location |
Large posterior arm muscle
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Triceps Brachii:
Origin (2) and Insertion (1) |
Origin: Glenoid Fossa, Posterior Humerus.
Insertion: Olecranon Process |
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Tricepts Brachii:
Action (3) |
Prime mover of elbow extension
Antagonist for elbow flexion Assists with arm adduction |
