While collecting data on a patient with aortic stenosis the nurse monitors for signs of heart failure. What is the nurse monitoring for heart failure as a complication of aortic stenosis?
a. Cardiac workload is increased from reduced cardiac output.
b. Cardiac workload is decreased from reduced cardiac output.
c. Cardiac workload is increased from increased cardiac output.
d. Cardiac workload is decreased from increased cardiac output.
ANS: A
Cardiac workload is increased from reduced cardiac output. With increased narrowing of the aortic valve opening, the compensatory mechanisms are unable to continue, and the left ventricle fails to move blood forward. This results in decreased cardiac output and heart failure. B. The cardiac workload in aortic stenosis is not decreased. C. In aortic stenosis, the cardiac workload is not increased because of increased cardiac output. D. In aortic stenosis, the cardiac workload is not decreased because of an increase in cardiac output.
You might also like to view...
A patient suffers from depression and states feelings of gloom and inability to perform the activities of daily living. The normal function of which neurotransmitter is most likely impaired?
A) Acetylcholine B) Epinephrine C) Insulin D) Serotonin
The nurse is reviewing electrolytes, and their functions with a client who has a history of electrolyte imbalance. One of the major cations noted in teeth and bones is:
1. Magnesium 2. Calcium 3. Potassium 4. Phosphorus
A patient reports to the nurse that he is experiencing a moderate amount of back pain rated 6 out of 10 on the pain scale. What should the nurse recognize about this assessment?
a. Pain is objective for the nurse. b. Pain is easy to recognize. c. Pain is subjective for the patient. d. Pain is easily relieved if found early.
Standards of care reflect best practices based on research findings. Which of the following is an example of how the incorporation of national standards of care and drug information helps health care institutions?
1. The incorporation of national standards of care and drug information helps to identify human errors. 2. The incorporation of national standards of care and drug information helps to eliminate wasteful spending. 3. The incorporation of national standards of care and drug information helps to eliminate co-pays. 4. The incorporation of national standards of care and drug information helps to decrease malpractice claims through adherence to standards of care.