A nurse is caring for a client with an acute myocardial infarction (AMI). The nurse is preparing medications for the client and recognizes that which medication will dilate the client’s coronary blood vessels?

Alteplase (fibrinolytics)

IV Nitroglycerine

Metoprolol (beta blockers)

IV Heparin

Answer and Explanation

The Correct Answer is B

Rationale:

A. Alteplase (fibrinolytics) is used to dissolve clots in coronary arteries during an acute myocardial infarction (AMI).

B. IV Nitroglycerine is a vasodilator that dilates coronary blood vessels, increasing blood flow to the myocardium.

C. Metoprolol (beta blockers) are used to decrease heart rate, blood pressure, and myocardial oxygen demand.

D. IV Heparin is used to prevent further clot formation in coronary arteries during an acute myocardial infarction (AMI).

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Correct Answer is A

Explanation

Rationale:

A. Petechiae are small, pinpoint red or purple spots on the skin that may indicate bleeding or thrombocytopenia, which can be a side effect of heparin therapy.

B. Slowing pulse rate is not typically associated with heparin therapy.

C. Confusion is not typically associated with heparin therapy.

D. Pruritus (itching) is not typically associated with heparin therapy.

A. Tenormin (Atenolol) B. Heparin C. Keflex (Cephalexin) D. Hold all medications

Correct Answer is A

Explanation

Rationale:

A. Tenormin (Atenolol) is a beta-blocker that reduces the heart rate and may affect the results of the stress test. Therefore, it should be held the morning of the test.

B. Heparin is an anticoagulant and is not typically held before a stress test.

C. Keflex (Cephalexin) is an antibiotic and is not typically held before a stress test.

D. Holding all medications is not necessary for a stress test, but specific medications that may interfere with the test, such as beta-blockers, should be held.

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A nurse is caring for a client with an acute myocardial infarction (AMI). The nurse is preparing medications for the client and recognizes that which medication will dilate the client’s coronary blood vessels?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

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Correct Answer is A

Explanation

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Correct Answer is A

Explanation

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