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: Radiology
Maximum radiation exposure occurs in 
Select and explain. 
A. Bone scan, B. X-ray, C. MRI, D. CT scan
D: CT scan
Answer: D: CT scan 
Explanation: Ans. d. CT scan Maximum radiation exposure occurs in CT scan among the given options.