The nurse researcher is reviewing a research article that used a cluster sample. What is a cluster sample?
A) Selection of every kth case from a list
B) Standard distance between the selected elements in the sample
C) Multistaged selection of random samples from larger units
D) Divides the population into homogeneous strata to ensure representation of subgroups
C
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A client in the outpatient clinic is scheduled to have blood drawn for an iron level. Recognizing that certain medications will affect the results, the nurse should determine if the client is taking:
A) oral contraceptives. B) acetaminophen. C) antihypertensives. D) antidepressants.
To convert a fraction to a decimal, divide the numerator by the denominator
Indicate whether the statement is true or false
A patient with chronic obstructive pulmonary disease (COPD) who has a persistent nonproductive cough asks about a medication that will not cause sedation. The nurse will encourage the patient to discuss which medication with the provider?
a. Benzonatate HCl (Tessalon Perles) b. Dextromethorphan hydrobromide (Benylin DM) c. Guaifenesin and codeine d. Promethazine with dextromethorphan
Which cytokine is produced and released from virally infected host cells?
a. IL-1 b. IL-10 c. TNF-? d. IFN-?