Introduction To Nutrition-Topic 3 Quiz

25 July 2022
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question
Which pH best describes the environment of the stomach when stimulated? Select one: a. Neutral b. Both acidic and basic c. Acidic d. Basic
answer
c. Acidic
question
Antibiotic treatment of infection with the bacteria ______________ heals some stomach ulcers and prevents their recurrence. Select one: a. Salmonella b. Helicobacter pylori c. E. coli d. Clostridium botulinum
answer
b. Helicobacter pylori
question
Which of the following is true about digestive enzymes? Select one: a. One enzyme can speed many types of chemical processes. b. Enzymes are not sensitive to temperature. c. Enzymes that work in the acidic environment of the stomach cannot work in the basic or alkaline environment of the small intestine and vice versa. d. Enzymes typically work independently of vitamins or minerals.
answer
c. Enzymes that work in the acidic environment of the stomach cannot work in the basic or alkaline environment of the small intestine and vice versa.
question
Blood leaving the intestine goes by way of a vein to the Select one: a. kidneys. b. heart. c. liver. d. pancreas.
answer
c. liver.
question
Which of the following is a description of chyme? Select one: a. A watery mixture of partially digested food released by the stomach into the intestines b. The semisolid mass of undigested food that is swallowed c. The mixture of pancreatic juices containing enzymes for digestion d. A thick, viscous material synthesized by mucosal cells for protection against digestive juices
answer
a. A watery mixture of partially digested food released by the stomach into the intestines
question
A recurrent and more serious form of heartburn, also known as acid reflux, is called Select one: a. gastroesophageal reflux disease. b. cardiovascular reflux disease. c. esophageal ulceritis. d. gastric distress.
answer
a. gastroesophageal reflux disease.
question
A hormone responds to food entering the small intestine and stimulates the pancreas to release Select one: a. bicarbonate. b. acid. c. bile. d. mucus.
answer
a. bicarbonate.
question
Which of the following is a feature of the lymphatic system? Select one: a. It is composed of a mucus-like substance. b. It picks up and transports dietary lipid. c. It serves to transport fat- and water-soluble vitamins to the heart. d. It funnels nutrients to the liver via a one-way pump.
answer
b. It picks up and transports dietary lipid.
question
All of the following can weaken esophageal sphincter tension and promote heartburn except Select one: a. root beer. b. coffee. c. alcohol. d. nicotine.
answer
a. root beer.
question
Which of the following is true about the lymphatic system? Select one: a. The specialized fluid carried by this system is blood. b. This system never intersects with the bloodstream. c. It is not involved in the transport of nutrients. d. It is important for transporting fat-soluble nutrients.
answer
d. It is important for transporting fat-soluble nutrients.