The pediatric nurse understands that the definitive diagnosis of cardiomyopathy is confirmed by a(n):
A) sonogram.
B) Holter monitor.
C) echocardiogram.
D) electrocardiogram.
C
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A client scheduled to have intravenous urography has diabetes and is taking the antidiabetic agent metformin (Glucophage). What does the nurse tell this client?
a. "Call your diabetes doctor and tell him or her that you are having an intravenous urogram performed using dye." b. "Do not take your metformin the morning of the test because you are not going to be eating anything and you could become hypoglycemic." c. "You must start on an antibiotic before this test because your risk of infection is greater as a result of your diabetes." d. "You must take your metformin imme-diately before the test is performed be-cause the IV fluid and the dye contain significant amounts of sugar."
The greatest barrier to a 3-year-old client's ability to self-assess her pain is:
1. A limited vocabulary 2. Increased separation anxiety 3. Reluctance to talk to strangers 4. Inability to grasp the concept of pain
The concentration of sodium in the cells of the body is approximately:
A. 0.225%. B. 0.9%. C. 0.45%. D. 9.0%.
A patient's family asks the nurse what shock is. Which of the following statements by the nurse would be most appropriate?
a. "It is a profound circulatory collapse." b. "There is inadequate oxygen delivered to the tissues." c. "It is the result of overwhelming emotion." d. "It is caused by massive blood loss."