This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Cell mediated immunity is 
Select and explain. 
A. Type1, B. Type2, C. Type3, D. Type4
D: Type4
Answer: D: Type4 
Explanation: Ref Robbins 8/e p197; 9/e p24 Type hypersensitivity reactions have been given the following names: Immediate type1 hypersensitivity Antibody mediated type 2 hypersensitivity Immune complex mediated or type3 hypersensitivity Cell mediated or type4 hypersensitivity