The nurse is educating a group of clients on how high cholesterol leads to heart disease.
Which explanation regarding high cholesterol is most appropriate?
it binds to vessel walls, decreasing the amount of blood getting to the heart
it damages the heart muscle
it thickens the blood, causing clots.
it interferes with the conduction system of the heart.
The Correct Answer is A
A. High cholesterol can lead to the buildup of plaque in the arteries, which can narrow the blood vessels and decrease blood flow to the heart, increasing the risk of heart disease.
B. High cholesterol does not directly damage the heart muscle but can contribute to conditions like atherosclerosis, which can affect heart function.
C. High cholesterol does not directly thicken the blood but can contribute to the formation of blood clots when combined with other factors.
D. High cholesterol does not typically interfere with the conduction system of the heart but can contribute to conditions like coronary artery disease.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Explanation:
A. Slow heart rate and difficulty standing are not typical characteristics of angina.
B. Sudden weakness with severe headache may indicate other medical conditions but is not characteristic of angina.
C. Difficulty breathing and increased temperature are not primary symptoms of angina.
D. Chest pain on physical exertion or emotional stress is the most appropriate characterization of angina.
Correct Answer is A
Explanation
A. Shaving excess hair from the skin before applying a nitroglycerin patch helps ensure proper adhesion and absorption of the medication.
B. Used nitroglycerin patches should be folded with the medication area to the inside and disposed of in a manner that prevents accidental exposure to others.
C. Nitroglycerin patches are typically worn for a specified duration, often 12 to 14 hours, before being removed and replaced with a new patch.
D. Using multiple nitroglycerin patches simultaneously is not recommended and could lead to overdose.
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