A nurse is reviewing medication for a patient with a recent myocardial infarction. The physician has prescribed aspirin. What is the primary purpose of this medication in this context?

To alleviate headache

To reduce fever

To act as an antiviral

To prevent further clot formation

Answer and Explanation

The Correct Answer is D

Choice A reason: This is incorrect. Aspirin can be used to relieve headache, but that is not its main function in this context. Aspirin is prescribed to patients who have had a heart attack to reduce the risk of another one.

Choice B reason: This is incorrect. Aspirin can be used to reduce fever, but that is not its main function in this context. Aspirin is prescribed to patients who have had a heart attack to reduce the risk of another one.

Choice C reason: This is incorrect. Aspirin does not act as an antiviral. It has no effect on viral infections. Aspirin is prescribed to patients who have had a heart attack to reduce the risk of another one.

Choice D reason: This is correct. Aspirin prevents further clot formation by inhibiting the activity of platelets, which are blood cells that help form clots. Clots can block the blood flow to the heart and cause a heart attack. Aspirin reduces the chance of this happening by making the blood less sticky.

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Correct Answer is A

Explanation

Choice A reason: This is correct. Excedrin contains a combination of aspirin, acetaminophen, and caffeine. Aspirin is a nonsteroidal anti-inflammatory drug (NSAID) that reduces pain, inflammation, and swelling. Acetaminophen is a pain reliever and a fever reducer. Caffeine is a central nervous system stimulant that enhances the pain-relieving function of aspirin and acetaminophen.

Choice B reason: This is incorrect. Ibuprofen and naproxen are both NSAIDs, but they are not the same as aspirin. They have different chemical structures and may have different effects and side effects. Caffeine is not an ingredient in ibuprofen or naproxen products.

Choice C reason: This is incorrect. Loratadine is an antihistamine that is used to treat allergies, not headaches. It does not have any pain-relieving or anti-inflammatory properties. Caffeine is not an ingredient in loratadine products.

Choice D reason: This is incorrect. Naproxen is an NSAID, but it is not the same as aspirin. It has a different chemical structure and may have different effects and side effects. Loratadine is an antihistamine that is used to treat allergies, not headaches. It does not have any pain-relieving or anti-inflammatory properties. Caffeine is not an ingredient in acetaminophen, naproxen, or loratadine products.

A. Distribution B. Metabolism C. Excretion D. Absorption

Correct Answer is D

Explanation

Choice A reason: Distribution is not the correct term to describe the movement of a drug from its site of administration to the bloodstream. Distribution is the process by which a drug moves from the bloodstream to the tissues and organs of the body. Distribution depends on factors such as blood flow, tissue permeability, plasma protein binding, and tissue binding. Distribution occurs after the drug has been absorbed into the bloodstream, and it determines how much drug reaches the site of action.

Choice B reason: Metabolism is not the correct term to describe the movement of a drug from its site of administration to the bloodstream. Metabolism is the process by which a drug is chemically transformed in the body, usually by enzymes in the liver or other tissues. Metabolism can affect the activity, duration, and elimination of a drug. Metabolism occurs after the drug has been absorbed into the bloodstream, and it can occur before or after the drug reaches the site of action.

Choice C reason: Excretion is not the correct term to describe the movement of a drug from its site of administration to the bloodstream. Excretion is the process by which a drug or its metabolites are eliminated from the body. Excretion can occur through various routes, such as urine, feces, sweat, or breath. Excretion occurs after the drug has been absorbed into the bloodstream, and it can occur before or after the drug reaches the site of action.

Choice D reason: Absorption is the correct term to describe the movement of a drug from its site of administration to the bloodstream. Absorption is the process by which a drug enters the bloodstream from the site of administration. Absorption depends on factors such as the route of administration, the dose, the formulation, and the bioavailability of the drug. Absorption is the first step of pharmacokinetics, and it determines how much and how fast a drug reaches the bloodstream and the site of action.

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A nurse is reviewing medication for a patient with a recent myocardial infarction. The physician has prescribed aspirin. What is the primary purpose of this medication in this context?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A patient with frequent tension headaches asks the nurse about over-the-counter remedies. The nurse knows that Excedrin combines which of the following active ingredients to address pain, inflammation, and increased vascular tone associated with headaches?

Correct Answer is A

Explanation

Which phase of pharmacokinetics involves the movement of a drug from its site of administration to the bloodstream?

Correct Answer is D

Explanation

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