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PT 620 Axilla

QuestionAnswer
What is the shape of the Axilla? pyramid shaped
The axilla is bounded proximally by the ___ ______ . 1st rib
The axilla is bounded distally by the _______ ________ muscle. teres major
The anterior wall of the axilla is what? pectoralis major and minor, and subclavius mm.
The posterior wall of the axilla is... latissimus dorsi, teres major, and subscapularis
The serratus anterior is what wall of the axilla? medial
What is the lateral wall of the axilla? coracobrachialis and biceps brachii
What are the contents of the axilla? 1. Axillary artery and vein 2. Brachial plexus 3. Fat 4. Lymph nodes
At what point does the subclavian artery change its name to axillary artery? when it crosses the 1st rib
The first portion of the axillary artery is from where to where? 1st rib to pec minor
The second portion of the axillary artery is found... deep to pec minor
The third portion of the axillary artery is found from where to where? from the lateral border of pec minor to the lateral edge of teres minor
How many branches come from the the first portion? second portion? third portion? 1, 2, 3
What is the branch of the first portion of the axillary artery? superior thoracic
What does the superior thoracic artery supply? the 1st and 2nd intercostal spaces
What are the branches of the 2nd portion of the axillary artery? 1. lateral thoracic artery 2. Thoracoacromial trunk
What nerve does the lateral thoracic artery run with? long thoracic nerve
What are the four branches of the thoracoacromial trunk? 1. clavicular 2. acromion 3. deltoid 4. pectoral branches``
What are the three branches of the third portion of the axillary artery? 1. Anterior humeral circumflex 2. Posterior humeral circumflex 3. Subscapular
What are the branches off the subscapular artery? 1. Thoracodorsal 2. scapular cirumflex
What nerve does the thoracodorsal artery run with? thoracodorsal nerve
Created by: 696592119