Medical Careers and Responsibilities Practice Test

CT imaging uses rotating X-ray beams to create data that are reconstructed into cross-sectional slices for detailed anatomy and diagnosis. The professional who performs this procedure is the CT technologist. They operate the CT scanner, position the patient, select scanning protocols, and may administer contrast while monitoring for safety and image quality. This role is specialized for CT; other imaging specialists focus on different modalities—ultrasound uses sound waves, MRI uses magnetic resonance, and radiologic technologists cover general X-ray procedures and may perform CT in some settings, but the CT technologist is the one trained specifically for generating CT cross-sectional images.