Question
In the given cross-section of axilla, the structures marked are:
A. Lateral cord of brachial plexus, 2-long thoracic nerve, 3-subscapularis
B. 1 -Posterior cord ofbrachial plexus. 2-nerve to serratus anterior, 3-subscapularis
C. l-Medial cord of brachial plexus, 2-long thoracic nerve, 3-subscapularis
D. 1-Lateral cord of brachial plexus, 2-long thoracic nerve, 3-serratus anterior
Show Answer
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Correct Answer » C
Explanation
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Ans: C. l-Medial cord of brachial plexus, 2-long thoracic nerve, 3-subscapularis
(Ref: Grey’s 41/e 033 40/e p811)
Axilla:
- Contains axillary vessels, infraclavicular part of brachial plexus & its branches, lateral branches of some intercostal nerves, many lymph nodes and vessels, loose adipose areolar tissue and, in many instances, the `axillary tail’ of the breast.
- Axillary vessels & brachial plexus run from apex to base along lateral wall, near to anterior wall.
- Axillary vein is anteromedial to artery.
