NCLEX Pharmacology Quiz 20 Respiratory And Gastrointestinal Drugs

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1. Jam is under chemotherapy in which nausea is an expected side effect. Which of the following drugs is indicated to prevent such side effect?

Explanation

This is the only drug among the choices that is indicated to prevent nausea.

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NCLEX Pharmacology Quiz 20 Respiratory And Gastrointestinal Drugs - Quiz

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2. A client needs rapid cleansing of the bowel. which category is best used?

Explanation

Saline laxatives are the best agents for rapid bowel cleansing. Bacid is an intestinal flora modifier. Bulk-forming agents will not produce rapid cleansing. Intestinal flora modifiers will not not produce rapid cleansing as well.

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3. Which category of drugs prevents/treats constipation by the osmotic drawing of water from extravascular space to intestinal lumen?

Explanation

Hyperosmotic agents change the osmotic gradient between the intestine and extravascular space causing water to move into the intestinal lumen and balance the gradient.

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4. Which of the following drugs will reduce the effectiveness of sucralfate?

Explanation

Ranitidine decreases the effectiveness of sucralfate because it decreases the acid content of gastric secretion. Choice B is the trade name for sucralfate. Choice C is a gastric stimulant that does not alter pH. Choice D is an antihistamine and its GI effect is antiemetic.

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5. Which of the following is a bulk-forming agent?

Explanation

FiberCon is the bulk-forming agent. Choices A and B are incorrect because they are hyperosmotic agents. Choice D. meanwhile. is a saline laxative.

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6. Hydrochloric acid secretion is blocked by which of the following category of drugs?

Explanation

This is the only category of drugs that reduces the volume of secretions.

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7. Which histamine-2 antagonist is associated with the most drug interactions?

Explanation

Cimetidine was the first histamine-2 antagonist developed and is associated with the most toxic drug interactions of the group.

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8. Which of the following may be used for a bowel preparation and is not recommended for treatment of constipation?

Explanation

Castor oil is not recommended for treatment of constipation because it causes such severe abdominal pain.

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9. Extrapyramidal symptoms are a side effect of which of the following drugs?

Explanation

A side effect of metoclopramide is EPS.

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10. Which of the following categories is used for diarrhea and constipation?

Explanation

Bulk-forming agents are used for diarrhea and constipation.

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Jam is under chemotherapy in which nausea is an expected side effect....
A client needs rapid cleansing of the bowel. which category is best...
Which category of drugs prevents/treats constipation by the osmotic...
Which of the following drugs will reduce the effectiveness of...
Which of the following is a bulk-forming agent?
Hydrochloric acid secretion is blocked by which of the following...
Which histamine-2 antagonist is associated with the most drug...
Which of the following may be used for a bowel preparation and is not...
Extrapyramidal symptoms are a side effect of which of the following...
Which of the following categories is used for diarrhea and...
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