The nurse counts an adults heart beat at 110 beats per minute. The nurse describes this as

Asystole

Bigeminy

Bradycardia

Tachycardia

Answer and Explanation

The Correct Answer is D

Tachycardia refers to a heart rate that is faster than the normal range, which is typically considered to be between 60 and 100 beats per minute in adults. A heart rate of 110 beats per minute is above the normal range and is considered tachycardia.

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Correct Answer is C

Explanation

Infective endocarditis is an infection of the endocardium (the inner lining of the heart), which can lead to damage of the heart valves. It is most commonly caused by bacteria, although fungi and other microorganisms can also cause the condition. The bacteria that most commonly cause infective endocarditis are Streptococcus and Staphylococcus species.

A. Rapid heart rate B. Decreased cardiac contractility C. Increased Capillary permeability D. Decreased afterload due to vasodilation

Correct Answer is B

Explanation

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The nurse counts an adults heart beat at 110 beats per minute. The nurse describes this as

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Naxlex Comprehensive Predictor Exams

Infective endocarditis is most often caused by

Correct Answer is C

Explanation

Patient was admitted to the intensive care unit with a diagnosis of acute myocardial infarction MI. His cardiopulmonary symptoms include low blood pressure, tachycardia and tachypnoea. His skin is cool and pale. The primary cause of this is most likely

Correct Answer is B

Explanation

Which chamber of the heart endures the highest pressures?

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