This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
Which of the following is NOT a content of the axilla: 
Select and explain. 
A. Axillary vessels, B. Axillary tail of the breast, C. Roots of brachial plexus, D. Intercostobrachial nerve
C: Roots of brachial plexus
Answer: C: Roots of brachial plexus 
Explanation: Contents of axillaAxillary aery and its branchesAxillary vein and its tributariesInfraclavicular pa of brachial plexusFive groups of axillary lymph nodes and the associated lymphaticsThe long thoracic and intercostobrachial nerveAxillary fat and areolar tissue in which the other contents are embeddedLymph nodes of axilla are very impoant from pathological point of view because breast cancer in female spread to these lymph nodes readily.