Examlex
Which of the following best describes why pollution exists in the environment?
Upper GI Series
A series of X-rays of the esophagus, stomach, and small intestine that uses a contrast material to diagnose problems in the upper gastrointestinal tract.
Oral Administration
The process of taking medication or substances through the mouth for absorption in the digestive system.
Arthrography
A radiologic procedure performed by a radiologist, who uses a contrast medium and fluoroscopy to help diagnose abnormalities or injuries in the cartilage, tendons, or ligaments of the joints—usually the knee or shoulder.
Contrast Medium
A substance that makes internal organs denser and blocks the passage of X-rays to photographic film. Introducing a contrast medium into certain structures or areas of the body can provide a clear image of organs and tissues and highlight indications of how well they are functioning.
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