Which radiologic procedure is primarily used to view digestive organs?

The correct choice for viewing digestive organs is ultrasound. This imaging technique uses high-frequency sound waves to create images of the organs in the abdominal cavity, such as the liver, gallbladder, pancreas, and intestines. Ultrasound is particularly useful because it is a non-invasive procedure that does not involve radiation, making it a preferred method for evaluating the digestive system, especially in certain populations such as pregnant women or children.

Other imaging modalities have their specific uses. While an MRI can provide detailed images of soft tissues, it is less commonly used for routine assessments of digestive organs compared to ultrasound. A CT scan is excellent for providing cross-sectional images and can offer detailed information about the organs; however, it involves exposure to ionizing radiation and is typically reserved for certain diagnostic scenarios. X-rays can be useful for some preliminary assessments but are not as effective as ultrasound for detailed examinations of the digestive organs. Thus, ultrasound is favored for its safety and effectiveness in visualizing these organs.