Frank, bright red, lower-gastrointestinal bleeding from the rectum is:
A) hematochezia.
B) melanin.
C) melena.
D) hematemesis.

Question

Quizplus · Accepted Answer

Hematochezia refers to the passage of bright red blood from the rectum, indicating lower-gastrointestinal bleeding. Melanin refers to a dark pigment found in the skin, hair, and eyes. Melena refers to the passage of dark, tarry stools due to upper-gastrointestinal bleeding. Hematemesis refers to the vomiting of blood, which may also be a sign of upper-gastrointestinal bleeding.

Frank, Bright Red, Lower-Gastrointestinal Bleeding from the Rectum Is