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. Prevention of vagal stimulation B. Assess for acute pain C. Prevention of falls D. Assess for neurologic changes E. Monitor fluid volume excess

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

Explanation

Rationale:

A. Preventing vagal stimulation can help prevent bradycardia.

B. Acute pain is not typically associated with sinus bradycardia.

C. Preventing falls is important because bradycardia can lead to dizziness and falls.

D. Assessing for neurologic changes is important because bradycardia can affect cerebral perfusion.

E. Monitoring fluid volume excess is not directly related to sinus bradycardia.

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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

A nurse is reviewing cardiac rhythms and heart blocks for a critical care course. The nurse is aware that which of the following describes first degree heart block?

Correct Answer is B

Explanation

A client has undergone diagnostic testing and received a diagnosis of sinus bradycardia. Which interventions are most appropriate and should be included in the client's plan of care? (SELECT ALL THAT APPLY)

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

Explanation

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