Term
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Definition
Clavicular head: Medial 1/2 of Clavicle
Sternal head: Sternum, costal cartilages of Ribs 1-6, and aponeurosis of external oblique m. |
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Term
| Pectoralis Major: Insertion |
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Definition
| Humerus: Intertubercular Groove |
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Term
| Pectoralis Major: Innervation |
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Definition
| Lateral Pectoral n. (C5-C6) and Medial Pectoral n. (C7, C8, T1) |
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Term
| Pectoralis Major: Blood Supply |
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Definition
| Lateral Thoracic a. and Thoracoacromial a. (pectoral branch) |
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Term
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Definition
| Adducts and Medially rotates arm |
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Term
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Definition
| Ribs 3-5 near the costal cartilage |
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Term
| Pectoralis Minor: Insertion |
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Definition
| Scapula: Coracoid Process |
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Term
| Pectoralis Minor: Innervation |
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Definition
| Medial Pectoral n. (C8 and T1) |
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Term
| Pectoralis Minor: Blood Supply |
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Definition
| Lateral Thoracic a. and Thoracoacromial a. (pectoral branch) |
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Term
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Definition
Protracts and Depresses the Scapula
Shoulder stabilizer |
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Term
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Definition
| 1st Rib and 1st Costal Cartilage |
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Term
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Definition
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Term
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Definition
| Nerve to the Subclavius (C5 and C6) |
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Term
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Definition
| Thoracoacromial a. (clavicular branch) |
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Term
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Definition
| Anchors and depresses clavicle |
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Term
| Serratus Anterior: Origin |
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Definition
| Lateral aspects of ribs 1-8 |
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Term
| Serratus Anterior: Insertion |
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Definition
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Term
| Serratus Anterior: Innervation |
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Definition
Long Thoracic n. (C5-C7)
If n. is DAMAGED = winged scapula
fails to hold scapula against thoracic wall and protrudes when raising arm |
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Term
| Serratus Anterior: Blood Supply |
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Definition
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Term
| Serratus Anterior: Action |
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Definition
Depresses, and superiorly rotates scapula
Holds scapula against thoracic wall |
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