NR503 Final Exam Study Guide with Complete Solutions

NR503 Final Exam Study Guide with Complete Solutions Pandemic - Correct Answer a global epidemic of disease that spreads to more than one continent Outbreak - Correct Answer the occurrence of disease in excess of what would normally be expected in a community, location, or time of year. May last a matter of days, weeks, or years Quarantine - Correct Answer The separation and restriction of people who were exposed to contagious disease to see whether they become ill Isolation - Correct Answer seperation of sick people from those who are not ill Disaster epidemiology - Correct Answer the use of epidemiology to assess short- and long- term health effects of disasters. Predict consequences of of future disasters. Brings together various topic areas of epidemiology including acute, communicable disease, environmental health, occupational health, chronic disease, injury, mental health, and behavioral health What causes new strains/outbreaks of disease - Correct Answer Antigenic Drift & Antigentic Shift Antigenic Drift - Correct Answer SMALL CHANGES (mutations) in the genes of a virus that can lead to surface protein changes -happen continually over time as virus replicates -Why people can get a virus (flu) more than once and why vaccines have to be updated Antigenic Shift - Correct Answer Abrupt, MAJOR CHANGES in a virus, resulting in new surface proteins that may affect humans