What is the correct medical term used to describe impaired blood flow in the coronary arteries?
Coronary heart disease
Cerebrovascular accident
Myocardial infarction
Angina pectoris
The Correct Answer is A
A. Coronary heart disease (CHD) refers to the narrowing or blockage of the coronary arteries due to the buildup of plaque, leading to reduced blood flow to the heart muscle.
B. Cerebrovascular accident (CVA) refers to a stroke, which involves impaired blood flow to the brain rather than the heart.
C. Myocardial infarction (MI) is a heart attack, which occurs when blood flow to a part of the heart is blocked for a long enough time that part of the heart muscle is damaged or dies.
D. Angina pectoris is chest pain or discomfort caused by reduced blood flow to the heart muscle.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Stable angina is predictable and typically occurs with exertion or emotional stress and is relieved with rest or nitroglycerin. Unstable angina is less predictable and more serious, occurring at rest, with minimal exertion, or worsening pattern from stable angina.
B. This answer misrepresents the characteristics and causes of stable and unstable angina, mixing definitions or incorrectly assigning causes.
C. This answer misrepresents the characteristics and causes of stable and unstable angina, mixing definitions or incorrectly assigning causes.
D. This answer misrepresents the characteristics and causes of stable and unstable angina, mixing definitions or incorrectly assigning causes.
Correct Answer is A
Explanation
Explanation:
A. Leaving the patch off for a certain period each day helps prevent tolerance, ensuring that the medication remains effective over time.
B. Continuous use of the patch without breaks may lead to tolerance, reducing its effectiveness.
C. Wearing the patch continuously without any breaks could lead to tolerance and decreased efficacy.
D. Wearing the patch off for only 15 minutes would not provide enough time for the medication to have a therapeutic effect and would not address the issue of tolerance.
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