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8 Cards in this Set
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- Back
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What are the boundaries of the quadrangular space in the shoulder?
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-Inferior margin of teres minor (superior border)
-Surgical neck of the humerous (lateral border) -Long head of the triceps (medial border) -Superior margin of teres major (inferior border) |
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What are found within the quadrangular space in the shoulder?
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Axillary nerve and posterior circumflex humerol artery.
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What is found within the triangular space in the shoulder?
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Circumflex scapular artery.
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What are the boundaries of the triangular space in the shoulder?
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-Teres major (inferior)
-Teres minor (superior) -Long head of triceps (lateral) |
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What are the boundaries of the triangular interval in the shoulder?
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-Long head of the triceps (medial)
-Lateral head of the triceps (lateral) -Teres major (superior) |
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What are found within the triangular interval in the shoulder?
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-Radial nerve
-Profunda brachii artery |
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What is a "Saturday night palsy?"
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Radial nerve palsy. The radial nerve is compressed by an arm draped over the bedrail. Results in inability to raise wrist (primary) and grip weakness (secondary). Also poor sensation over dursum of thumb-index finger webspace.
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What is a "shoulder stinger?"
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Axillary nerve palsy. A blow to the shoulder causes stretching of the axillary nerve. Results in deltoid weakness and a patch of poor sensation over the lateral, central portion of the arm.
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