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NR503|NR 503 Week 8 Final Quiz Questions with 100% Correct Answers Latest 2025 - Chamberlin College of Nursing $16.99
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NR503|NR 503 Week 8 Final Quiz Questions with 100% Correct Answers Latest 2025 - Chamberlin College of Nursing
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NR503|NR 503 Week 8 Final Quiz Questions with 100% Correct Answers Latest 2025 - Chamberlin College of Nursing

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  • August 5, 2024
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  • 2024/2025
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NR503|NR 503 Week 8 Final
Which of the following is a key determinant of health that influences the spread of
communicable diseases?


A) Genetic predisposition
B) Education level
C) Socioeconomic status
D) Age
Answer: C) Socioeconomic status


What is the primary purpose of epidemiologic surveillance?


A) To diagnose diseases
B) To monitor the spread of disease and implement control measures
C) To provide treatment for patients
D) To educate the public on healthy lifestyles
Answer: B) To monitor the spread of disease and implement control measures


Which study design is best suited for establishing a cause-and-effect relationship?


A) Cross-sectional study
B) Case-control study
C) Cohort study
D) Randomized controlled trial
Answer: D) Randomized controlled trial


What is the measure of association used in cohort studies to determine the strength
of the relationship between an exposure and an outcome?


A) Odds ratio
B) Relative risk

,C) Hazard ratio
D) Prevalence ratio
Answer: B) Relative risk


Which of the following is an example of a primary prevention strategy?


A) Immunization programs
B) Screening for hypertension
C) Rehabilitation after a stroke
D) Antibiotic treatment for a bacterial infection
Answer: A) Immunization programs


The incidence rate of a disease refers to:


A) The total number of cases of the disease in a population at a given time
B) The number of new cases of the disease in a population over a specific period of
time
C) The proportion of the population affected by the disease at a given time
D) The number of deaths caused by the disease in a population over a specific period
of time
Answer: B) The number of new cases of the disease in a population over a specific
period of time


Which term describes the number of deaths from a specific disease in relation to the
total population?


A) Morbidity rate
B) Mortality rate
C) Prevalence rate
D) Incidence rate
Answer: B) Mortality rate

,Which of the following is a modifiable risk factor for cardiovascular disease?


A) Age
B) Family history
C) Smoking
D) Gender
Answer: C) Smoking


What is the primary goal of public health interventions?


A) To eliminate all diseases
B) To improve the quality of life and health of populations
C) To provide healthcare services to individuals
D) To conduct medical research
Answer: B) To improve the quality of life and health of populations


Which of the following best describes the concept of herd immunity?


A) Immunity developed after infection
B) Protection from disease due to immunization of a large portion of the population
C) Natural resistance to disease
D) Immunity passed from mother to child
Answer: B) Protection from disease due to immunization of a large portion of the
population


Which of the following measures is used to describe the frequency of existing cases
of a disease in a population at a specific point in time?


A) Incidence rate
B) Mortality rate
C) Prevalence rate
D) Case fatality rate

, Answer: C) Prevalence rate


What is the primary purpose of conducting a case-control study?


A) To examine the effectiveness of a treatment
B) To identify risk factors for a disease by comparing those with the disease to those
without
C) To monitor disease outbreaks
D) To assess the impact of a public health intervention
Answer: B) To identify risk factors for a disease by comparing those with the disease
to those without


Which of the following is an example of secondary prevention?


A) Vaccination
B) Health education
C) Mammography screening
D) Chemotherapy for cancer
Answer: C) Mammography screening


Which statistical measure is used to determine the strength of the association
between exposure and outcome in a case-control study?


A) Relative risk
B) Odds ratio
C) Hazard ratio
D) Incidence rate
Answer: B) Odds ratio


Which type of bias occurs when there is a systematic error in selecting participants
for a study?

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