You have been requested to investigate the outbreak of H1N1 in the community. Using your knowledge about epidemiologic research, what is an outbreak?
A) Course of a disease or condition from the onset to resolution
B) Primary measurement used to describe either the occurrence or the existence of a specific state of health or illness
C) Probability or likelihood that a disease or illness will occur in a group of people who presently do not have the problem
D) Characteristics or events that have been shown to increase the probability that a specific disease or illness will develop
A
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The patient has been in the critical care unit for 3 weeks and has been on an intra-aortic balloon pump for the past 3 days. The patient's condition has been serious, and hourly assessments and vital signs have been necessary
The nursing staff has noted that the patient has been unable to achieve sleep for more than 30 minutes at a time. The patient has been given diazepam (Valium) prn. The anticipated effect of diazepam on the patient's sleep is a. a decrease in NREM stage 1 c. total NREM suppression. b. an increase in NREM stage 3 d. REM suppression in larger doses.
Analysis of data in qualitative studies attempts to:
a. identify common themes and patterns. b. separate personal perceptions from environmental context. c. support a single perception of reality. d. verify information from previous studies.
A patient who is overweight is being evaluated for diabetes. The patient has a blood glucose level of 160 mg/dL and a hemoglobin A1c of 5.8%. The nurse understands that this patient has which condition?
a. Diabetes mellitus b. Hypoglycemia c. Normal blood levels d. Prediabetes
Which statement is believed to be true concerning Th1 cells?
a. Th1 cells are induced by antigens derived from allergens. b. They are induced by antigens derived from cancer cells. c. Th1 cells produce IL-4, IL-5, IL-6, and IL-13. d. They assist in the development of humoral immunity