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Clinical Nurse Specialist CNS Adult Practice Test

Category - AACN Clinical Nurse Specialist Practice Test

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A high-fiber diet is thought to reduce the risk of colon cancer because it:
  1. absorbs water from the intestinal wall.
  2. promotes the excretion of bile.
  3. stops diarrhea.
  4. is low in kilocalories.
Explanation
Answer: B- High-fiber diets are recommended to reduce the risk of colon cancer, because fiber promotes bile excretion and speeds up intestinal transit time so that carcinogens are eliminated quicker. Research studies are mixed regarding whether a high-fiber diet actually contributes to a lower incidence of colon cancer.
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