Final answer:
The letter C in C.A.T. scanner stands for Computed. A CT scanner is a noninvasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
Step-by-step explanation:
The letter C in C.A.T. scanner stands for Computed. A C.A.T. scanner, also known as a CT scanner, is a noninvasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body. The scanner rotates around the patient's body, taking X-ray images, and a computer combines these images into a two-dimensional view or slice of the scanned area.