A nurse is receiving new orders written in the patient chart. The order reads, NPO, which means that ...

A nurse is receiving new orders written in the patient chart. The order reads, NPO, which means that the patient will receive ____.
 A) only beverages and medications
  B) only medications
  C) nothing by mouth
  D) all foods orally

Q. 2

Which substance controls the release of hydrochloric acid in the stomach to prevent excessive acidity?
 A) cholecystokinin
  B) gastrin
  C) secretin
  D) bicarbonate

Q. 3

Absorption of dietary iron is regulated by ____, produced by the liver when iron stores are high and released to the blood to act at the surface of enterocytes and macrophages.
 A) hepcidin
  B) hephaestin
  C) ferroportin
  D) hemoglobin

Q. 4

In which case would a tube feeding be preferred over parenteral nutrition?
 A) if the patient has an infection
  B) if the patient needs extra kcalories
  C) if the GI tract is functioning normally
  D) if the patient is deficient in vitamin A

Q. 5

Which substance is produced by bacteria in the small intestine?
 A) mucus
  B) chyme
  C) glucose
  D) vitamins

Q. 6

Which of the following dietary substances inhibits uptake of nonheme iron?
 A) ascorbic acid
  B) lactic acid
  C) tea
  D) MFP