COHN Community Public Health Nursing 2 — Questions and Answers
Question 1: Which epidemiological measure describes the proportion of a population that has a disease at a specific point in time?
- Incidence rate
- Point prevalence (Correct answer)
- Attack rate
- Cumulative incidence
Correct answer: Point prevalence
Point prevalence measures the proportion of individuals in a population with a disease at a single moment in time.
Question 2: A community health nurse is conducting a windshield survey. Which observation is MOST characteristic of this assessment method?
- Interviewing key community informants
- Reviewing census demographic data
- Driving through the community to observe environmental and social features (Correct answer)
- Analyzing hospital admission records
Correct answer: Driving through the community to observe environmental and social features
A windshield survey involves systematically observing a community from a vehicle to assess physical, social, and environmental characteristics.
Question 3: Under the Affordable Care Act, which preventive services must be covered by most health insurance plans without cost-sharing?
- All prescription medications
- Services rated A or B by the US Preventive Services Task Force (Correct answer)
- Inpatient hospital stays
- Emergency department visits
Correct answer: Services rated A or B by the US Preventive Services Task Force
The ACA requires coverage of USPSTF grade A and B preventive services without cost-sharing for patients.
Question 4: Which level of prevention does a nurse practice when administering Hepatitis B vaccines to newborns?
- Tertiary prevention
- Secondary prevention
- Primordial prevention
- Primary prevention (Correct answer)
Correct answer: Primary prevention
Vaccination before disease occurs is primary prevention, aimed at reducing the incidence of disease.
Question 5: A community has a high rate of lead poisoning in children under 5. The nurse's PRIORITY intervention is to:
- Screen all children for developmental delays
- Identify and eliminate the environmental source of lead exposure (Correct answer)
- Treat affected children with chelation therapy
- Educate parents about lead poisoning symptoms
Correct answer: Identify and eliminate the environmental source of lead exposure
Removing the environmental source addresses the root cause and prevents ongoing exposure for the entire community.
Question 6: Which framework is BEST used to analyze the social determinants of health affecting a community?
- Maslow's Hierarchy of Needs
- Healthy People 2030 social determinants framework (Correct answer)
- The biomedical model
- Kübler-Ross grief model
Correct answer: Healthy People 2030 social determinants framework
Healthy People 2030 organizes social determinants into five domains: economic stability, education, health care access, neighborhood, and social context.
Question 7: A nurse calculates that a disease killed 15 people per 100,000 population in one year. This is an example of:
- Case fatality rate
- Cause-specific mortality rate (Correct answer)
- Proportional mortality ratio
- Years of potential life lost
Correct answer: Cause-specific mortality rate
A cause-specific mortality rate measures deaths from a particular disease per unit of population over a defined time period.
COHN Community Public Health Nursing 2
Which epidemiological measure describes the proportion of a population that has a disease at a specific point in time?