The organic nitrates relieve angina pain by veins and coronary arteries.

reducing

constricting

dissolving

dilating

Answer and Explanation

The Correct Answer is D

A. Organic nitrates, such as nitroglycerin, dilate (widen) veins and coronary arteries, leading to decreased preload and afterload, which helps relieve angina pain.

B. Constricting veins and coronary arteries would exacerbate angina symptoms by reducing blood flow to the heart muscle.

C. Dissolving veins and coronary arteries is not a mechanism of action for organic nitrates in the treatment of angina.

D. Dilating veins and coronary arteries is the primary mechanism of action for organic nitrates, resulting in increased blood flow to the heart muscle and relief of angina pain.

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Free Nursing Study Resources

Correct Answer is A

Explanation

A. Lithium toxicity can occur if the patient becomes dehydrated while taking lithium, as dehydration can lead to higher concentrations of lithium in the blood.

B. Increased effectiveness is not a consequence of dehydration while taking lithium.

C. Dehydration would not typically lead to the need to increase the lithium dosage but rather to the risk of toxicity.

D. Dehydration can lead to higher, not lower, serum lithium levels, increasing the risk of toxicity.

A. “Leaving the patch off for 8 hours per day helps to delay the development of tolerance. B. “There is no reason to take the patch off each day." C. “You should wear the patch for day and then leave it off for 1 day." D. “You should only wear the patch off for 15 minutes."

Correct Answer is A

Explanation

Explanation:

A. Leaving the patch off for a certain period each day helps prevent tolerance, ensuring that the medication remains effective over time.

B. Continuous use of the patch without breaks may lead to tolerance, reducing its effectiveness.

C. Wearing the patch continuously without any breaks could lead to tolerance and decreased efficacy.

D. Wearing the patch off for only 15 minutes would not provide enough time for the medication to have a therapeutic effect and would not address the issue of tolerance.

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The organic nitrates relieve angina pain by veins and coronary arteries.

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Naxlex Comprehensive Predictor Exams

The nurse informs the patient to remain well hydrated while taking lithium because dehydration can lead to:

Correct Answer is A

Explanation

The client asks the nurse why the Transdermal Nitroglycerin patch needs to be off for 12 hours per day. What is the best response by the nurse?

Correct Answer is A

Explanation

The nurse is preparing to administer atenolol (Tenormin) to a client with angina. Which vital sign would cause the nurse to question administering this drug?

In the treatment of angina, the mechanism of action of a beta-adrenergic blocker is:

What is the term for a medical condition, caused by statins, in which the muscle tissue becomes extremely inflamed, resulting in the breakdown of muscle?

What classification of antianginal medications is also used for coronary artery spasms?

The physician tells the nurse an HMG-CoA reductase inhibitor has been ordered. What is another name for the type of drug?

A client taking nitroglycerin (Nitrostat) complains of a headache. Which conclusion is most appropriate by the nurse?

Which lifestyle changes should the nurse recommend to the client to lower blood lipid levels? (Select all that apply.)

According to the nurse instructing the client, which foods contain high amounts of omega-3 fatty acids? (Select all that apply.)