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Digestion-Promoting Drugs Quiz

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Questions and Answers

Which of the following agents increases gastric secretions by stimulating cholinergic receptors?

Cholinergic alkaloids (correct)

Carbonate and bicarbonate salts

Bitters

Alkaline stomachics

What is the primary mechanism by which antacids neutralize gastric acid?

Inhibiting the release of gastrin

Stimulating gastric secretions

Chemically neutralizing HCl in the gastric lumen (correct)

Increasing gastric motility

What is the phenomenon known as when the neutralization of acid in the stomach antrum removes the negative feedback control of gastrin release, leading to elevated gastrin levels and enhanced HCl secretion?

Antacid-induced gastric hypersecretion

Gastrokinetic effect

Acid rebound phenomenon (correct)

Cholinergic stimulation

Which of the following agents is an example of a gastrokinetic agent that stimulates gastric contractions, relaxes the pyloric sphincter, and promotes upper alimentary peristalsis?

Metoclopramide Signup and view all the answers

What is the purpose of frequently administering antacids or administering them with a meal?

To neutralize the acid rebound effect Signup and view all the answers

Which of the following agents increases gastric secretions by causing the liberation of CO2 in the stomach, resulting in distension of the stomach and acid rebound?

Alkaline stomachics Signup and view all the answers

Which of the following statements about aluminum salts as antacids is true?

They tend to cause constipation and are often combined with magnesium salts. Signup and view all the answers

What is the primary reason for the potential side effect of constipation associated with the use of calcium carbonate as an antacid?

Calcium carbonate has a prolonged duration of action, allowing more time for potential constipation to develop. Signup and view all the answers

What is the primary mechanism of action of intestinal astringents in the treatment of diarrhea?

They precipitate proteins on the gastrointestinal mucosa, forming a protective barrier. Signup and view all the answers

Which of the following is NOT an example of a carminative agent?

Aluminum hydroxide gel Signup and view all the answers

What is the primary mechanism of action of antizymotics in the treatment of bloat in ruminants?

They prevent or reduce excess microbial fermentation in the rumen. Signup and view all the answers

Which of the following statements about the administration of antizymotics is true?

They can be injected directly into the rumen through a trocar and canula. Signup and view all the answers