A nurse is assisting with teaching a class about pulmonary circulation. The nurse should include that blood flow from the right ventricle leaves the heart to go to the lungs through which of the following locations?

Pulmonary artery.

Left atrium.

Pulmonary veins.

Left ventricle.

Answer and Explanation

The Correct Answer is A

Choice A rationale:
The right ventricle pumps deoxygenated blood to the lungs via the pulmonary artery. This is the only artery in the body that carries deoxygenated blood.
Choice B rationale:
The left atrium receives oxygenated blood from the lungs via the pulmonary veins, not the right ventricle.
Choice C rationale:
Pulmonary veins carry oxygenated blood from the lungs to the left atrium, not from the right ventricle to the lungs.
Choice D rationale:
The left ventricle pumps oxygenated blood to the rest of the body through the aorta, not to the lungs.

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Correct Answer is A

Explanation

Choice A rationale:
Dyspnea is the medical term for shortness of breath.
Choice B rationale:
Ascites refers to the accumulation of fluid in the abdominal cavity, often due to liver disease, and is not another term for shortness of breath.
Choice C rationale:
Angina is a term for chest pain or discomfort caused by poor blood flow through the blood vessels of the heart, and is not another term for shortness of breath.
Choice D rationale:
Edema refers to swelling caused by excess fluid trapped in the body’s tissues, and is not another term for shortness of breath.

A. Elevated potassium levels. B. Elevated CK-MB and Troponin levels. C. Elevated Lipid profile. D. Elevated WBC count.

Correct Answer is B

Explanation

Choice A rationale:
Elevated potassium levels are not a specific indicator of a myocardial infarction (MI). They could be due to other conditions like kidney disease.
Choice B rationale:
Elevated CK-MB and Troponin levels are indeed indicators of an MI. These proteins are released into the blood when heart muscle is damaged.
Choice C rationale:
An elevated lipid profile is a risk factor for heart disease, but it does not indicate an acute MI.
Choice D rationale:
An elevated WBC count could indicate an infection or inflammation, but it is not a specific indicator of an MI.

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A nurse is assisting with teaching a class about pulmonary circulation. The nurse should include that blood flow from the right ventricle leaves the heart to go to the lungs through which of the following locations?

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Naxlex Comprehensive Predictor Exams

A patient with heart disease is complaining of shortness of breath. The nurse knows that shortness of breath can be a sign and symptom of heart disease. Another name for shortness of breath is:

Correct Answer is A

Explanation

A patient is in the ER for a suspected myocardial infarction. The nurse sends a blood sample to the lab. The patient asked the nurse what laboratory levels would be elevated to indicate an MI. The nurse replies:

Correct Answer is B

Explanation

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