Gamma Rays Are used in which Diagnostic Modality ?: (A) Fluoroscopy, (B) CT Scan, (C) MRI, (D) Bone scan
Answer is D. Gamma Rays are used in Radioisotope studies/scintigraphy studies Bone scan is a radioisotope study done using Tc99m -MDP to detect skeletal metastasis Fluoroscopy and CT scan uses Xrays Radiowaves are used in MRI