In the Digestive System, Peristalsis Is

question 26

Multiple Choice

In the digestive system, peristalsis is

• A) a process of fat emulsification in the small intestine.
• B) voluntary control of the rectal sphincters regulating defecation.
• C) the transport of nutrients to the liver through the hepatic portal vein.
• D) a common cause of loss of appetite, fatigue, and dehydration.
• E) smooth muscle contractions that move food along the esophagus.

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Definitions:

Rectal Prolapse

A medical condition where the rectum extends beyond its usual position, protruding through the anus.

Internal Hemorrhoid

Swollen, inflamed veins in the lower rectum and anus located beneath the mucous membranes, often causing discomfort.

Prostate Cancer

A form of cancer that occurs in the prostate, a small walnut-shaped gland in men that produces seminal fluid.

Bile Pigment

A substance produced by the liver that helps with digestion by breaking down fats, one of the principal pigments is bilirubin.