The Term Lumen Means

question 72

Multiple Choice

The term lumen means:

• A) lying hidden.
• B) opening in a tube-like organ.
• C) state of being closed.
• D) wide open.

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Definitions:

Barium Swallow

A diagnostic imaging procedure that involves swallowing a barium-containing liquid to visualize the upper gastrointestinal tract, including the pharynx, esophagus, and stomach.

Radioactive

Referring to materials or elements that emit radiation as a result of the decay of atomic nuclei.

Guaiac Test

A diagnostic screening tool used to detect the presence of occult (hidden) blood in stool, an indicator of various gastrointestinal disorders.

Gastrointestinal Bleeding

The loss of blood occurring within the gastrointestinal tract, which can manifest as vomit or stool appearing black or bloody.