A nurse is reinforcing teaching with a client who is going to take guaifenesin, an expectorant, to help manage a cough. The nurse should explain that this type of medication treats coughs by which of the following mechanisms?

Stimulates and thins secretions

Suppresses the urge to cough

Reduces inflammation

Dries mucous membranes

Answer and Explanation

The Correct Answer is A

A. Guaifenesin works as an expectorant by stimulating and thinning respiratory tract secretions, making it easier for the client to cough up and clear mucus from the airways.
B. Suppressing the urge to cough is the action of antitussive medications, not expectorants like guaifenesin.
C. Guaifenesin does not have significant anti-inflammatory properties; its primary action is on mucus clearance.
D. Drying mucous membranes is not the mechanism of action for guaifenesin; it focuses on facilitating mucus removal.

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Correct Answer is B

Explanation

A. Using lotion on irritated skin before applying a new patch may interfere with adhesion and absorption of the medication, indicating a misunderstanding of proper patch application.
B. Cleaning and drying the area before applying a transdermal patch ensures proper adhesion and absorption of medication, demonstrating correct understanding of patch application technique.
C. Pressing the patch securely in place is important, but it does not address the initial preparation of the skin, which is crucial for effective medication delivery.
D. Applying a new patch in the same location without cleaning the area may lead to skin irritation or uneven absorption of medication, indicating improper understanding of patch application.

A. "You may crush or chew the medication." B. "This medication can turn your urine orange." C. "Take the medication with a meal." D. "This medication can cause an increase in perspiration."

Correct Answer is C

Explanation

A. Metformin XR should not be crushed or chewed; it should be swallowed whole.
B. Metformin does not typically affect the color of urine, so this statement is incorrect.
C. Taking metformin with a meal helps to reduce gastrointestinal side effects such as nausea and diarrhea.
D. Metformin does not commonly cause an increase in perspiration, so this statement is incorrect.

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A nurse is reinforcing teaching with a client who is going to take guaifenesin, an expectorant, to help manage a cough. The nurse should explain that this type of medication treats coughs by which of the following mechanisms?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is reinforcing teaching with a client about using transdermal patches at home. Which of the following statements should the nurse identify as an indication that the client understands the teaching?

Correct Answer is B

Explanation

A nurse is reinforcing teaching with a client who is taking metformin XR for type II diabetes mellitus. Which of the following information should the nurse include in the teaching?

Correct Answer is C

Explanation

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