What is an abnormal channel between internal organs or from an internal organ to the surface of the body?

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Quizplus · Accepted Answer

A fistula is an abnormal channel that forms between two internal organs or from an internal organ to the surface of the body. Ileus refers to a lack of bowel movement due to a blockage or absence of peristalsis. Fissure is a small tear in the skin or mucosa. Intussusception is a medical emergency in which one part of the intestine slides into another part, causing a blockage.

What Is an Abnormal Channel Between Internal Organs or from an Internal