NUR 329 Final Review Questions and Complete Answers

1. Prevalence Proportion is: A. Existing disease in a population B. Number of people who are sick C. Risk for getting a disease D. Population at risk who are sick - A 2. Incidence is a measure of: A. Accuracy B. Risk C. Specificity D. Sensitivity - B 3. The Epidemiologic Triangle describes: A. Relationships between diseases B. Relationships between agent, host and environment C. Relationships between diseases and people D. Relationships between the environment and people - B The Centers for Disease Control & Prevention is investigating a E. Coli outbreak in 8 states. The investigators have traced the disease back to lettuce grown on Happy Acres Farm. The farm also includes a pig farm where run off from the pig pens is not controlled. 4. What is the Agent? A. Pigs B. Lettuce C. E. Coli D. Salmonella - C The Centers for Disease Control & Prevention is investigating a E. Coli outbreak in 8 states. The investigators have traced the disease back to lettuce grown on Happy Acres Farm. The farm also includes a pig farm where run off from the pig pens is not controlled. 5. Who is the host? A. People B. Pigs C. Lettuce D. Pig poop - A, B The Centers for Disease Control & Prevention is investigating a E. Coli outbreak in 8 states. The investigators have traced the disease back to lettuce grown on Happy Acres Farm. The farm also includes a pig farm where run off from the pig pens is not controlled. 6. What is/are the environmental factors A. Not washing the pigs B. People not washing the radishes C. Contamination from the pig run-off D. The farm workers not washing their hands - C 1. Disease surveillance, a critical role function for the public health nurse (PHN), can best be defined as the ongoing, systematic collection, analysis, interpretation, and dissemination of specific health data relevant to public health. The nurse's knowledge and understanding of surveillance systems is critical to: a. detecting epidemics and pandemics. b. facilitating planning and policy changes. c. improving the quality and usefulness of the data collected. d. understanding the relationship between epidemiologic principles. - C 2. A PHN uses the state health department's reportable disease system to complete a community assessment of a rural county with issues of access to primary care services. This can best be described as what type of surveillance system? a. Active b. Passive c. Sentinel d. Special - B