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24 Cards in this Set
- Front
- Back
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Deltoid: Proximal Attachment |
Attachments a. Proximal: - Clavicle (lateral) - Anterior Border - Scapular Spine - Acromion of Scapula |
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Deltoid: Distal Attachment |
Distal: - Humerus - Deltoid Tuberosity |
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Deltoid: Innervation |
Innervation: Axillary Nerve |
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Deltoid: Action |
Action: a. Anterior Fibers: Shoulder Flexion + Medial Rotation b. Middle Fibers: Shoulder Abduction c. Posterior Fibers: Shoulder Extension + Lateral Rotation |
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Teres Major: Proximal Attachment |
Attachments a. Proximal: Scapula: Posterior Surface of Inferior Angle
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Teres Major: Distal Attachment |
b. Distal: Medial Lip of Intertubercular Groove (think Lat) |
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Teres Major: Innervation |
Innervation a. Lower Subscapular Nerve |
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Teres Major: Action |
Actions a. Shoulder adduction b. Shoulder Extension c. Shoulder medial rotation |
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Supraspinatus: Proximal Attachment |
Attachment a. Proximal: Supraspinous Fossa |
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Supraspinatus: Distal Attachment |
Attachment b. Distal: Greater Tubercle of Humerus |
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Supraspinatus: Innervation |
Innervation a. Suprascapular Nerve |
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Supraspinatus: Action |
Action a. Shoulder Abduction b. Rotator Cuff Muscle - Holds humeral head in glenoid cavity of scapula |
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Infraspinatus: Proximal Attachment |
Attachment a. Proximal: Infraspinous Fossa |
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Infraspinatus: Distal Attachment |
Attachment b. Distal: Greater Tubercle of Humerus |
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Infraspinatus: Innervation |
Innervation a. Suprascapular Nerve |
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Infraspinatus: Action |
Action a. Shoulder lateral rotation b. Stabilization of humeral head within glenoid cavity of scapula |
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Teres Minor: Proximal Attachment |
Attachment a. Proximal: Middle part of lateral border |
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Teres Minor: Distal Attachment |
Attachment b. Distal: Greater Tubercle of Humerus |
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Teres Minor: Innervation |
Innervation: Axillary nerve |
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Teres Minor: Action |
Action: a. Shoulder Lateral Rotation b. Holds Humeral Head in Glenoid cavity of scapula |
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Subscapularis: Proximal Attachment |
Attachment a. Proximal: Subscapular Fossa |
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Subscapularis: Distal Attachment |
Attachment b. Distal: Lesser tubercle of Humerus |
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Subscapularis: Innervation |
Innervation: Upper and Lower subscapular nerves |
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Subscapularis: Action |
Action: a. Shoulder Medial Rotation b. Holds Humeral Head within Glenoid cavity of scapula |
