NSG 522 Final Exam: Questions &
Answers
When is isolation used?(Ans- Used in the inpatient setting (hospitals/nursing homes), used for persons who are known to be ill with a contagious disease.
State laws as well as accrediting organizations and isolation?(Ans- Require one or two beds to be designated and as isolation beds.
When does Quarantine occur?(Ans- Used for persons who have been exposed to a contagious disease but may or may not become ill.
Example of Quarantine in action?(Ans- Exposure to COVID19 quarantining at home.
Descriptive epidemiology describes what?(Ans- Frequency of events, and Pattern of Events (Who- Person, Where- Place, When- Time)
What graphics can be used to describe person?(Ans- Tables, and Population Pyramid
What graphics can be used to describe place?(Ans- Spot maps
What graphics can be used to describe time?(Ans- Event Timelines
Define Public Health Surveillance (Ans- Ongoing, systematic collection, analysis and interpretation of health- related data essential to information for the planning, implementation, and 1 / 3
of public health practice, closely integrated with the timely dissemination of these data to those responsible for prevention and control
What does Public Health Surveillance use data for?(Ans- To monitor health problems to facilitate their prevention or control.
What can information gained from surveillance be used for?(Ans- Planning disease control and prevention programs, Policy-making
What are health indicators?(Ans- Markers of health status. Anything that could effect health or illness is a health indicator.
List example health indicators (Ans- physical or mental illness, impairments or disabilities, social well- being, service provision, resource availability.
What constitutes a notifiable disease in the United States?(Ans- Diseases that are of considerable public health importance because of their seriousness- Cause serious morbidity or death, have the potential to spread, can be controlled with appropriate intervention.
What is true of Notifiable diseases in the US legally?(Ans- Federal and State mandated reporting
List the measures of disease occurrence (Ans- Counts- Number/Frequency, Ratios, Proportions, Percentages, Rates.
Ratios serve what function?(Ans- Compare two things
How is a ratio calculated?(Ans- By dividing the numerator by the denominator
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What is true about the numerator in ratios?(Ans- The numerator may or may not be part of the denominator. The numerator and denominator may or may not be related.
what is true about the numerator in Proportions?(Ans- Numerator is always a part of the denominator
How are proportions usually calculated?(Ans- As a decimal, example .125
Characteristics of percentages?(Ans- Numerator is always a part of the denominator. Just a proportion multiplied by 100.
Define Rates?(Ans- Frequency of an event in a population in a specified period of time.
What is always specified when determining rates?(Ans- Population and Time period is always specified.
Three main categories of vital statistics?(Ans- Mortality, Morbidity, Natality
Define mortality (Ans- A mortality rate is a measure of the frequency of the occurrence of death in a defined population during a specific interval.
What do measures of natality include?(Ans- Crude Birth rate, Crude fertility rate, low-birth weight ratio
What is the crude mortality rate?(Ans- This is the mortality rate from ALL causes of death in a population.Per 100,000
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