(1 point). Listen.
A nurse is providing care to a patient with coronary artery disease.
The nurse knows that the most common cause of this condition is:.
Myocarditis.
Hypoglycemia.
Atherosclerosis.
Vasospasm.
The Correct Answer is C
Choice A rationale:
Myocarditis is not the most common cause of coronary artery disease (CAD). Myocarditis is an inflammation of the heart muscle, often caused by viral infections or autoimmune reactions. While myocarditis can lead to heart-related symptoms, it is not the primary cause of CAD.
Choice B rationale:
Hypoglycemia is not the most common cause of CAD. Hypoglycemia refers to low blood sugar levels and is not a direct cause of CAD. However, unstable blood sugar levels can affect cardiovascular health, but atherosclerosis remains the primary underlying cause of CAD.
Choice C rationale:
Atherosclerosis is the most common cause of coronary artery disease (CAD). Atherosclerosis is a condition in which the walls of the arteries become clogged with fatty deposits, leading to the narrowing of the arteries. This narrowing restricts blood flow to the heart muscle, resulting in the characteristic symptoms of CAD, such as angina and heart attacks. Atherosclerosis is a major risk factor for CAD and is influenced by factors like high blood pressure, high cholesterol levels, smoking, and diabetes.
Choice D rationale:
Vasospasm is not the most common cause of CAD. Vasospasm, also known as coronary artery vasospasm or Prinzmetal's angina, is a condition characterized by transient, sudden narrowing of the coronary arteries. While it can lead to chest pain similar to angina, it is not as common as atherosclerosis in causing CAD. Vasospasm is often associated with certain triggers, such as smoking or drug use, and may occur in addition to atherosclerosis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is E
Explanation
Choice A rationale:
The statement in Choice A does not indicate that the nurse needs more teaching about complications of sustained hypertension. It is a correct statement as it introduces the topic of complications related to hypertension.
Choice B rationale:
Choice B is not the answer. Retinal damage is a well-known complication of sustained hypertension. It can lead to conditions like hypertensive retinopathy, which is a common complication associated with high blood pressure. Therefore, this statement is accurate.
Choice C rationale:
Choice C is not the answer. Stroke is indeed a complication of sustained hypertension. High blood pressure can damage blood vessels and increase the risk of blood clots, leading to strokes. Therefore, this statement is correct.
Choice D rationale:
Choice D is not the answer. Renal disease is also a known complication of sustained hypertension. Hypertension can damage the blood vessels in the kidneys, leading to kidney problems. So, this statement is accurate.
Choice E rationale:
The correct answer is choice E. The statement in Choice E indicates that the nurse needs more teaching about complications of sustained hypertension. Anemia is not typically a complication of hypertension. Hypertension primarily affects the cardiovascular system, leading to issues like stroke, heart disease, and kidney problems. Anemia is more commonly associated with conditions like iron deficiency, chronic kidney disease, or bone marrow disorders. Therefore, the nurse should be educated that anemia is not a typical complication of sustained hypertension.
Correct Answer is C
Explanation
Choice A rationale:
Mast cells are involved in the inflammatory response but are not the primary white blood cells responsible for the development of fatty streaks in atherosclerosis. Mast cells release histamines and other inflammatory mediators.
Choice B rationale:
Neutrophils are primarily responsible for fighting bacterial infections and are not the primary cells involved in atherosclerosis. While inflammation is a component of atherosclerosis, neutrophils are not the main cells responsible for the development of fatty plaques.
Choice C rationale:
Macrophages play a central role in atherosclerosis. They are responsible for engulfing oxidized LDL cholesterol in arterial walls, which then contributes to plaque formation. Macrophages play a pivotal role in the inflammatory response within the arterial walls, leading to atherosclerosis.
Choice D rationale:
Lymphocytes are involved in the immune response, but they are not the primary cells responsible for the development of fatty streaks in atherosclerosis. Lymphocytes play a role in the adaptive immune system and are not as directly involved in the early stages of atherosclerosis as macrophages.
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