Advanced Nutrition and Human Metabolism 5th Edition by Sareen S. Gropper – Test Bank

Test Bank For Advanced Nutrition and Human Metabolism 5th Edition by Sareen S. Gropper

ISBN-13:978-0495116578 ISBN-10:0495116572

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Chapter 2 – The Digestive System: Mechanism for Nourishing the Physique

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Key Net web page(s)

b 34 1. All through the lamina propria, lying barely under the epithelium, is the mucosa-associated lymphoid tissue which

a. controls secretions from the mucosal glands.

b. incorporates white blood cells and protects in opposition to ingested microorganisms.

c. initiates peristalsis.

d. secretes mucus, hormones and digestive juices into the lumen.

d 37-38 2. The amount of a standard stomach ranges from 50 mL (~2 oz) when empty to _____ when full.

a. 100 mL (~4 oz)

b. 250 mL (~1 cup)

c. 750 mL (~3 cups)

d. 1.5 L (~ 6 cups)

c 47 3. The pancreas is a digestive system accent organ with two sorts of energetic tissue, the ductless endocrine tissue that secretes insulin and glucagon and the

a. liver-like tissue that produces bile.

b. ductless absorptive tissue that controls bicarbonate.

c. ducted exocrine tissue that produces digestive enzymes.

d. ducted erythropoietic tissue that produces purple blood cells.

b 47 4. Pancreatic juice that enters the duodenum by means of the sphincter of Oddi incorporates the whole following EXCEPT _____.

a. digestive enzymes

b. intrinsic difficulty

c. anions much like bicarbonate and chloride

d. cations much like sodium, potassium and calcium

c 45 5. Lots of the digestive enzymes produced by the intestinal mucosal cells function

a. throughout the stomach.

b. throughout the intestinal lumen.

c. on the comb border.

d. all through the cytoplasm of the enterocytes.

a 56 6. Among the many many regulatory peptide molecules, some are acknowledged as true hormones. Which of the subsequent is a paracrine pretty than a hormone?

a. somatostatin

b. secretin

c. cholecystokinin

d. gastrin

b 57 7. The principle operate of gastrin throughout the GI tract is that of _____.

a. inhibition

b. stimulation

c. transport

d. no impression

d 57 8. Which regulatory peptide synthesized throughout the pancreatic and intestinal cells appears to inhibit launch of gastrin, secretin, and motilin?

a. neurotensin

b. GRP

c. insulin

d. somatastatin

c 34, 56 9. Which structural a part of the gastrointestinal tract is all through the muscularis externa and controls the contractions that set off motility?

a. muscularis mucosae

b. submucosal plexus

c. myenteric plexus

d. lumen

c 35-36 10. What is the determine of the digestive enzyme in saliva that digests starch?

a. lipase

b. synthetase

c. amylase

d. lactase

d 38 11. What product produced by neck cells throughout the oxyntic gland of the stomach protects the epithelium from mechanical and chemical harm?

a. amylase

b. pepsin

c. gastrin

d. mucus

b 38 12. What cells, found every in oxyntic glands and pyloric glands of the stomach, secrete hydrochloric acid and intrinsic difficulty?

a. neck cells

b. parietal cells

c. chief cells

d. enteroendocrine cells

c 38 13. What cells, current in oxyntic glands throughout the physique of the stomach secrete pepsinogens?

a. neck cells

b. parietal cells

c. chief cells

d. enteroendocrine cells

d 40 14. A function of hydrochloric acid throughout the gastric juice is to

a. digest protein, functioning as an endopeptidase.

b. defend the stomach lining from harm.

c. inhibit secretion of gastrin and CCK.

d. act as a bactericide agent.

a 41, 49 15. Which of the subsequent digestive fluids is actually probably the most alkaline?

a. bile

b. pancreatic juice

c. saliva

d. gastric juice