An older client is being screened for tuberculosis. The client questions why PPD testing is done twice. Which of the following is the most appropriate response by the nurse?
A) "The treatment for TB is 6 months of medication, and we want to make sure the first PPD was done correctly prior to starting the medication."
B) "Different medication is used in the second PPD."
C) "The first PPD was not interpreted in the correct time frame of 48 to 72 hours."
D) "The second PPD provides a more accurate reading because the older person's immune system may be sluggish and not adequately react to the first exposure."
D
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A nurse working in a pediatric clinic is collecting data on children as part of a research study. What action by the nurse is most appropriate?
A. Do not inform children or parents of the data collection. B. Obtain parental consent only for all children enrolled. C. Obtain written assent from children 12 and older. D. Only inform the parents of the research study and methods.
What statement by the patient leads the nurse to believe that he needs additional instruction regarding his nasal decongestant?
A) "I will blow my nose before instilling the nasal spray." B) "I will report any dizziness, drowsiness, or rapid pulse." C) "I will drink 2,000 to 3,000 mL of fluid daily." D) "I will use it only when I have nasal discharge."
Which most accurately describes environmental epidemiology?
A) Focuses on the amount of a contaminant that is absorbed into the body B) Involves monitoring the results of medical tests to determine whether a person has been exposed to a contaminant C) Focuses on the incidence and prevalence of disease or illness in a population from exposures in their environments D) Involves monitoring the number of adverse effects of chemical, physical, or biological agents on people, animals, and the environment
What is characterized by a chronic inflammatory process that may involve any part of the gastrointestinal (GI) tract from mouth to anus?
a. Crohn's disease c. Meckel's diverticulum b. Ulcerative colitis d. Irritable bowel syndrome