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 D

Explanation

Rationale:

A. This is not correct since a sinus tachycardia show have a sinus P wave unlike in the strip.

B. This is incorrect since a junctional rhythm should have a regular ventricular rhythm unlike in the above strip which is irregular.

C. A first degree heart block should have a PR interval greater than 0.20 without a disruption in the atrial to ventricular conduction.

D. This is correct since the rhythm is irregular and the P waves are absent.

A. Murmur B. S3 and S4 C. Click D. Friction rub

Correct Answer is A

Explanation

Rationale:

A. Mitral valve regurgitation typically presents with a murmur, which is a characteristic sound associated with the backflow of blood into the left atrium during systole.

B. S3 and S4 are not typical heart sounds and do not relate to mitral valve regurgitation.

C. A click is typically associated with mitral valve prolapse, not mitral valve regurgitation.

D. A friction rub is typically associated with pericarditis, not mitral valve regurgitation.

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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?

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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?