NR 503 Midterm Exam Questions and
Answers (2026) | Updated Real Midterm
Questions | Accurate Solutions Guide |
A+
• Epidemiology. CORRECT ANSWER: is the science of public health
• Population Health. CORRECT ANSWER: focuses on risk, data, demographics,
and outcomes.
• Outcomes. CORRECT ANSWER: is the end result that follows an intervention
• aggregate. CORRECT ANSWER: is a defined population.
• community. CORRECT ANSWER: is composed of multiple aggregates
• data. CORRECT ANSWER: is complied information
• Prevalence. CORRECT ANSWER: measures the existence of a disease.
Measures the number of all cases of a disease or attribute in a population at a given
time
• Incidence. CORRECT ANSWER: measures the appearance of a disease.
Measures the occurrence of new events in a population over a period of time.
• surveillance. CORRECT ANSWER: is the collection, analysis, and dissemination
of data.
,• high-risk. CORRECT ANSWER: is an increased chance of poor health outcome.
• Morbidity. CORRECT ANSWER: is the presence of illness in a population
• mortality. CORRECT ANSWER: is related to the tracking deaths in an aggregate
• vital statistics. CORRECT ANSWER: statistics on live births, deaths, fetal
deaths, marriages and divorces.
• cases. CORRECT ANSWER: set of criteria used in making a decision as to
whether an individual has a disease or health event of interest
• Social Justice. CORRECT ANSWER: the view that everyone deserves equal
rights and opportunities —this includes the right to good health
• Inter-professional collaboration. CORRECT ANSWER: The idea of sharing and
implies collective action oriented toward a common goal, in this case, improving
the quality and safety of patient care. It involves responsibility, accountability,
coordination, communication, cooperation, assertiveness, mutual respect, and
autonomy.
• Healthy People 2020. CORRECT ANSWER: aims to reach four overarching
goals: 1.Attain high-quality, longer lives free of preventable disease, disability,
injury, and premature death, 2. Achieve health equity, eliminate disparities, and
improve the health of all groups 3.Create social and physical environments that
promote good health for all. 4. Promote quality of life, healthy development, and
healthy behaviors across all life stages.
, • Determinants of care/health. CORRECT ANSWER: The range of personal,
social, economic, and environmental factors that influence health status are known
...
• risk analysis. CORRECT ANSWER: the characterization of the potential adverse
health effects of human exposures to environmental hazards
• health disparities. CORRECT ANSWER: the difference in health statuses
between various groups (populations).
• Sensitivity. CORRECT ANSWER: measures the proportion of actual positives
that are correctly identified as such (e.g., the percentage of sick people who are
correctly identified as having the condition)
• Specificity. CORRECT ANSWER: (also called the true negative rate) measures
the proportion of actual negatives that are correctly identified as such (e.g., the
percentage of healthy people who are correctly identified as not having the
condition)
• Positive predictive value. CORRECT ANSWER: is the probability that subjects
with a positive screening test truly have the disease
• epidemiological triangle. CORRECT ANSWER: 1. A traditional model of
infectious disease causation, known as the Epidemiologic Triad is depicted in
Figure 2. The triad consists of an external agent, a host and an environment in
which host and agent are brought together, causing the disease to occur in the host.
• confounding variable. CORRECT ANSWER: is an "extra" variable that you
didn't account for. They can ruin an experiment and give you useless results. They
can suggest there is correlation when in fact there isn't. They can even introduce
Answers (2026) | Updated Real Midterm
Questions | Accurate Solutions Guide |
A+
• Epidemiology. CORRECT ANSWER: is the science of public health
• Population Health. CORRECT ANSWER: focuses on risk, data, demographics,
and outcomes.
• Outcomes. CORRECT ANSWER: is the end result that follows an intervention
• aggregate. CORRECT ANSWER: is a defined population.
• community. CORRECT ANSWER: is composed of multiple aggregates
• data. CORRECT ANSWER: is complied information
• Prevalence. CORRECT ANSWER: measures the existence of a disease.
Measures the number of all cases of a disease or attribute in a population at a given
time
• Incidence. CORRECT ANSWER: measures the appearance of a disease.
Measures the occurrence of new events in a population over a period of time.
• surveillance. CORRECT ANSWER: is the collection, analysis, and dissemination
of data.
,• high-risk. CORRECT ANSWER: is an increased chance of poor health outcome.
• Morbidity. CORRECT ANSWER: is the presence of illness in a population
• mortality. CORRECT ANSWER: is related to the tracking deaths in an aggregate
• vital statistics. CORRECT ANSWER: statistics on live births, deaths, fetal
deaths, marriages and divorces.
• cases. CORRECT ANSWER: set of criteria used in making a decision as to
whether an individual has a disease or health event of interest
• Social Justice. CORRECT ANSWER: the view that everyone deserves equal
rights and opportunities —this includes the right to good health
• Inter-professional collaboration. CORRECT ANSWER: The idea of sharing and
implies collective action oriented toward a common goal, in this case, improving
the quality and safety of patient care. It involves responsibility, accountability,
coordination, communication, cooperation, assertiveness, mutual respect, and
autonomy.
• Healthy People 2020. CORRECT ANSWER: aims to reach four overarching
goals: 1.Attain high-quality, longer lives free of preventable disease, disability,
injury, and premature death, 2. Achieve health equity, eliminate disparities, and
improve the health of all groups 3.Create social and physical environments that
promote good health for all. 4. Promote quality of life, healthy development, and
healthy behaviors across all life stages.
, • Determinants of care/health. CORRECT ANSWER: The range of personal,
social, economic, and environmental factors that influence health status are known
...
• risk analysis. CORRECT ANSWER: the characterization of the potential adverse
health effects of human exposures to environmental hazards
• health disparities. CORRECT ANSWER: the difference in health statuses
between various groups (populations).
• Sensitivity. CORRECT ANSWER: measures the proportion of actual positives
that are correctly identified as such (e.g., the percentage of sick people who are
correctly identified as having the condition)
• Specificity. CORRECT ANSWER: (also called the true negative rate) measures
the proportion of actual negatives that are correctly identified as such (e.g., the
percentage of healthy people who are correctly identified as not having the
condition)
• Positive predictive value. CORRECT ANSWER: is the probability that subjects
with a positive screening test truly have the disease
• epidemiological triangle. CORRECT ANSWER: 1. A traditional model of
infectious disease causation, known as the Epidemiologic Triad is depicted in
Figure 2. The triad consists of an external agent, a host and an environment in
which host and agent are brought together, causing the disease to occur in the host.
• confounding variable. CORRECT ANSWER: is an "extra" variable that you
didn't account for. They can ruin an experiment and give you useless results. They
can suggest there is correlation when in fact there isn't. They can even introduce
