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 B

Explanation

Rationale:

A. This describes a second-degree heart block, specifically Mobitz Type I (Wenckebach).

B. A PR interval greater than 0.20 seconds is characteristic of first-degree heart block.

C. This describes third-degree heart block, also known as complete heart block.

D. An irregular R-R interval is not specific to first-degree heart block.

A. BMI of 20 B. High calcium intake C. Oral contraceptive use D. Immobility E. Hypertension

Correct Answer is ["C","D"]

Explanation

Rationale:

A. A BMI of 20 is not typically considered a risk factor for deep vein thrombosis.

B. High calcium intake is not typically considered a risk factor for deep vein thrombosis.

C. Oral contraceptive use is a risk factor for deep vein thrombosis due to the estrogen content.

D. Immobility is a risk factor for deep vein thrombosis due to decreased venous return.

E. Hypertension is not typically considered a risk factor for deep vein thrombosis.

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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 B

Explanation

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Explanation

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