A distribution in which the mean is greater than the median and mode indicates that the data are
a. normal
b. negatively skewed
c. positively skewed
d. abnormal
c. positively skewed
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A patient is scheduled to have her serum triglyceride level assessed. How long should the patient be without food or fluids prior to the serum triglyceride test?
A) 6 hours B) 8 to 10 hours C) 12 hours D) 24 hours
The physician has informed the parents that the results of a hemoglobin electrophoresis performed on their child indicate the presence of hemoglobin S. When the parent asks what this means, the nurse should explain that:
1. "Hemoglobin S is a type of immature red blood cell." 2. "It verifies the presence of hemolytic anemia." 3. "It is indicative of sickle-cell disease or trait." 4. "Hemoglobin S is found in people with pernicious anemia."
To assist the woman in regaining control of the urinary sphincter after bladder surgery, the nurse should teach the client to do which of the following?
A) Perform Kegel exercises daily. B) Void every hour while awake. C) Limit her intake of fluid. D) Take a laxative every night.
When discussing treatment of an aggressive patient with psychosis, a health care provider says, "I plan to prescribe the original antipsychotic drug." Which medication is relevant to the statement?
a. Paroxetine (Paxil) b. Clozapine (Clozaril) c. Imipramine (Tofranil) d. Chlorpromazine (Thorazine)