NR 503 Made Easy: A+ Questions and Answers. A 2025/2026
Study Guide
Terms in this set (100)
The collection, tabulation, and interpretation of data concerning
vital statistics
birth, marriage, divorce, sickness, and death.
Morbidity presence of illness in population
mortality related to tracking of deaths in a population
cases people afflicted (those who are sick)
justice in terms of the distribution of wealth, opportunities,
social justice
and privileges within a society.
the branch of medicine that deals with the incidence,
Epidemiology
distribution, and possible control of diseases and other factors
relating to health.
health outcomes of a group of people, and the distribution of
Population Health
those outcomes within the group
Incidence number of new cases
The number or proportion of cases of a particular disease or
Prevalence
condition present in a population at a within a specific time
frame
Outcomes End result that follows an intervention
Health professionals work together in small groups
Inter-professional collaboration
providing care. Examples: oncology, OR, end of life or
primary care.
A set of disease prevention and health promotion objectives
Healthy People 2020
for Americans to meet during the second decade of the new
millennium.
, 10/15/25, 2:35 PM NR-503 Midterm Flashcards | Quizlet
Factors that raise or lower a level of health in a population
Determinants of health or individual. Determinants of health help to explain or
predict trends in health and why some groups have better or
worse health than others.
mobilizes nurses, health providers, consumers to strengthen
Campaign for Action
nursing through policy changes. Goal based on IOM future
of nursing report.
process of altering susceptibility
or reducing exposure to prevent
primary intervention
disease prior to the person getting
it, ex: immunizations, tobacco
prevention initiatives
early detection of disease or risk factors and intervention
secondary intervention
during an asymptomatic phase, ex: pap smear, rapid HIV,
annual cholesterol test
an intervention that occurs after the initial occurrence of
tertiary intervention
symptoms but before irreversible disability occurs, ex:
cardiac rehab programs
aggregate defined population
community composed of multiple aggregates
high risk populations Certain groups of people who have a higher risk of getting an illness
than others
Validity The ability of a test to measure what it is intended to measure
specificity The ability of the test to identify correctly those who do not have the
disease.
sensitivity the ability of a test to correctly identify those with the disease
continuous variable screenings those that are not either positive or negative but occur on a continuum of
values
less sensitive first specific test is used often at a lower cost or
Two stage testing
less risk to the patient, ex: TB skin
Positive predictive value The probability that a person with a positive test result actually has the
disease
Negative predictive value the probably that a person with a negative test is truly free of disease
interpreting the findings of a study depends on the- design,
internal validity
conduct and analyses, does the study measure what it is
supposed to measure
the extent to which the results of a study can be generalized
external validity
to other situations and to other people
gold standard tests with 100% sensitivity and specificity
https://quizlet.com/385691446/nr-503-midterm-flash-cards/ 2/
10
Study Guide
Terms in this set (100)
The collection, tabulation, and interpretation of data concerning
vital statistics
birth, marriage, divorce, sickness, and death.
Morbidity presence of illness in population
mortality related to tracking of deaths in a population
cases people afflicted (those who are sick)
justice in terms of the distribution of wealth, opportunities,
social justice
and privileges within a society.
the branch of medicine that deals with the incidence,
Epidemiology
distribution, and possible control of diseases and other factors
relating to health.
health outcomes of a group of people, and the distribution of
Population Health
those outcomes within the group
Incidence number of new cases
The number or proportion of cases of a particular disease or
Prevalence
condition present in a population at a within a specific time
frame
Outcomes End result that follows an intervention
Health professionals work together in small groups
Inter-professional collaboration
providing care. Examples: oncology, OR, end of life or
primary care.
A set of disease prevention and health promotion objectives
Healthy People 2020
for Americans to meet during the second decade of the new
millennium.
, 10/15/25, 2:35 PM NR-503 Midterm Flashcards | Quizlet
Factors that raise or lower a level of health in a population
Determinants of health or individual. Determinants of health help to explain or
predict trends in health and why some groups have better or
worse health than others.
mobilizes nurses, health providers, consumers to strengthen
Campaign for Action
nursing through policy changes. Goal based on IOM future
of nursing report.
process of altering susceptibility
or reducing exposure to prevent
primary intervention
disease prior to the person getting
it, ex: immunizations, tobacco
prevention initiatives
early detection of disease or risk factors and intervention
secondary intervention
during an asymptomatic phase, ex: pap smear, rapid HIV,
annual cholesterol test
an intervention that occurs after the initial occurrence of
tertiary intervention
symptoms but before irreversible disability occurs, ex:
cardiac rehab programs
aggregate defined population
community composed of multiple aggregates
high risk populations Certain groups of people who have a higher risk of getting an illness
than others
Validity The ability of a test to measure what it is intended to measure
specificity The ability of the test to identify correctly those who do not have the
disease.
sensitivity the ability of a test to correctly identify those with the disease
continuous variable screenings those that are not either positive or negative but occur on a continuum of
values
less sensitive first specific test is used often at a lower cost or
Two stage testing
less risk to the patient, ex: TB skin
Positive predictive value The probability that a person with a positive test result actually has the
disease
Negative predictive value the probably that a person with a negative test is truly free of disease
interpreting the findings of a study depends on the- design,
internal validity
conduct and analyses, does the study measure what it is
supposed to measure
the extent to which the results of a study can be generalized
external validity
to other situations and to other people
gold standard tests with 100% sensitivity and specificity
https://quizlet.com/385691446/nr-503-midterm-flash-cards/ 2/
10
