This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Physiology
Ectopic rest of normal tissue is known as 
Select and explain. 
A. Choristoma, B. Hamaoma, C. Pseudotumor, D. Lymphoma
A: Choristoma
Answer: A: Choristoma 
Explanation: choristoma is an ectopic rest of normal tissue. These are proliferation of any histologically normal tissue in an abnormal location Ref ganong's review of medical physiology 25e