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17 Cards in this Set
- Front
- Back
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What are the boundaries of the axilla (4)?
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Anterior - pectoralis major and minor mm
Posterior - Latissimus dorsi, teres major and subscapularis mm Medial - serratus anterior Lateral - Coracobrachialis m, biceps brachii m, humerus |
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What are the contents of the axilla?
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Axillary artery and vein, lymph nodes and the brachial plexus of nerves
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Where does the axillary a. become the brachial a?
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distal border of the teres major m
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What divides the axillary artery into 3 parts?
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pectoralis minor m
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What is in the 1st part of the axillary artery?
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Superior thoracic a.
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What is in the second part of the axillary artery?
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Thoracoacromial a, and the lateral thoracic a.
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What is in the third part of the axillary artery?
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1. Subscapular a.
2. Anterior humeral circumflex a. 3. Posterior humeral circumflex a. |
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What two veins join to form the axillary vein and where do they join at?
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Brachial v. and the Basilic v. at the distal border of the teres major
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What is venae comitantes?
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The brachial v. wrapped around the brachial a.
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What are the five axillary lymph nodes?
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CAPSL
Central, Apical, Pectoral, Subscapular, Lateral |
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Where do axillary lymph nodes drain to?
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Subclavian lymphatic trunk
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What areas drain into the lymphatic nodes?
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1. Breast and pectoral region
2. Arm, forearm, hand 3. Shoulder region |
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What does the subscapular node drain?
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Shoulder
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What does the pectoral node and lateral nodes drain?
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1. Breast and pectoral region
2. Arm, forearm, hand |
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What is Erb Ducenne Palsy, what causes it, and what is the result?
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1. Lesion of the upper brachial plexus (C5,6)
2. Separation of neck and shoulder, or pulling on the neck during the delivery of a baby 3. Results: shoulder involvement; "waiter's tip" appearance |
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What is Klumpke's palsy, what is it caused by, and what is the result?
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1. Lesion of the lower brachioplexus (C8,T1)
2. Cause: forceful pull of the upper limb superiorly 3. Results hand involvement |
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What is a cervical rib? and what can it cause?
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A rudimentary rib attached to C7 vertebra; exerts pressure on inferior trunk, especially when the arm is pulled inferiorly
cause tingling or numbness |
