NR 503 Week 4 Midterm Definitions (Week 1-3)
Dear Class,
As we finish off week three & go into week four please remember that the Mid-Term exam is coming up.
Please go back & review content from the previous weeks:
Week One – Definitions
Epidemiology – Greek words epi, meaning on or upon; demos, meaning people, & logos, meaning the
study of. Epidemiology is the study of the distribution & determinants of health-related states or events in
specified populations & the application of this study to the control of health problems.
Disease surveillance – The principal notification system in the United Sates is the National Notifiable
Disease Surveillance System (NNDSS). This is state & local vital data for monitoring deaths from certain
infectious diseases (influenza & aids). Surveillance for chronic disease usually relies upon health care
related data (hospital discharge, surveys, mortality data from vital statistics). Tracks both active & passive
diseases. Identifies stages of the disease within an individual & the populations, measures of incidence,
attack rate, prevalence, mortality rates, case-fatality rates & years of potential life lost.
Endemic – A disease or condition regularly found among particular people or in a certain area. “Malaria
is an endemic”
Epidemic – A widespread occurrence of an infectious disease in a community at a particular time. “a flu
is epidemic”
Dear Class,
As we finish off week three & go into week four please remember that the Mid-Term exam is coming up.
Please go back & review content from the previous weeks:
Week One – Definitions
Epidemiology – Greek words epi, meaning on or upon; demos, meaning people, & logos, meaning the
study of. Epidemiology is the study of the distribution & determinants of health-related states or events in
specified populations & the application of this study to the control of health problems.
Disease surveillance – The principal notification system in the United Sates is the National Notifiable
Disease Surveillance System (NNDSS). This is state & local vital data for monitoring deaths from certain
infectious diseases (influenza & aids). Surveillance for chronic disease usually relies upon health care
related data (hospital discharge, surveys, mortality data from vital statistics). Tracks both active & passive
diseases. Identifies stages of the disease within an individual & the populations, measures of incidence,
attack rate, prevalence, mortality rates, case-fatality rates & years of potential life lost.
Endemic – A disease or condition regularly found among particular people or in a certain area. “Malaria
is an endemic”
Epidemic – A widespread occurrence of an infectious disease in a community at a particular time. “a flu
is epidemic”
