WHAT IS A CT SCAN and why do we need it

The video provides an introduction to CT scans, explaining their function as a specialized X-ray machine that creates detailed images of the body's internal structures. It describes the procedure, emphasizing the importance of remaining still for clear images. The video explains how CT scans work by using multiple X-ray beams to capture images based on tissue density, allowing for both 2D and 3D imaging. It highlights the medical applications of CT scans, including cancer detection, identifying causes of rapid onset symptoms, and aiding in surgical planning. The video concludes with a brief overview of the benefits of CT scans in modern medicine.

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