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: Surgery
In the acronym "SWELLING" used for thehistory and examination of a lump or swelling,the letter 'N' stands for - 
Select and explain. 
A. Nodes, B. Noise (Thrill/bruit), C. Numbness, D. Neurological effects
B: Noise (Thrill/bruit)
Answer: B: Noise (Thrill/bruit) 
Explanation: Ans. is 'b' i.e., Noise (Thrill/bruit)