ATI RN
Foundational Public Health Services Questions
Question 1 of 5
The phrase 'the art and science of preventing disease, prolonging life and promoting health through the organized efforts of society' is a definition of:
Correct Answer: D
Rationale: This is a classic definition of public health by C.E.A. Winslow.
Question 2 of 5
The data on the number of the cases of X disease obtained in surveys carried out during health festivities is of little value as far as epidemiology and the disease spreading are concerned because:
Correct Answer: B
Rationale: Self-selection biases the sample, making it unrepresentative of the general population.
Question 3 of 5
In a given calendar year there were 100 cases of X disease in a city of 500,000 inhabitants. Half of the patients died. All the cases occurred in the same city district. Given the circumstances, what else do we have to know to calculate the incidence rate in this district and year?
Correct Answer: C
Rationale: Incidence rate = (new cases / population at risk) x constant; we need the district’s population, not the city’s total.
Question 4 of 5
Activities early detecting diseases and their causes make up secondary prophylaxis. Which of the following are part of secondary prophylaxis? 1) active guidance; 2) dispanserization; 3) vaccination; 4) health checks; 5) screening; 6) epidemiological supervision over food production.
Correct Answer: D
Rationale: Secondary prophylaxis (early detection) includes guidance (1), dispanserization (2), health checks (4), and screening (5); vaccination (3) is primary prevention.
Question 5 of 5
When calculating the incidence rate for a given disease the numerator of the fraction denotes:
Correct Answer: C
Rationale: Incidence rate = (new cases / population) x constant, focusing on new occurrences.