ATI RN
Foundational Public Health Services Questions
Question 1 of 5
In a given national population the body mass of women aged 19-25 shows a normal distribution and amounts to an average of 55 kg. The standard deviation is 5.5 kg. How many women are there in this population that weigh less than 49.5 kg?
Correct Answer: D
Rationale: In a normal distribution, 49.5 kg is 1 standard deviation below the mean (55 - 5.5 = 49.5). Approximately 16% of the population falls below 1 SD (from standard normal distribution tables, z = -1 corresponds to 0.1587 or ~16%).
Question 2 of 5
The first clear legal basis for EU activities in public health is The Treaty of:
Correct Answer: D
Rationale: The Maastricht Treaty (1992) introduced public health as an EU competence under Article 129, marking the first clear legal basis.
Question 3 of 5
The main cause of death of the elderly (65+) in Poland is associated with:
Correct Answer: C
Rationale: Cardiovascular diseases are the leading cause of death among the elderly in Poland, consistent with global trends in developed countries.
Question 4 of 5
It was proved in an experimental study in 2013 that surgical masks are about 3 times more effective in filtering exhaled air (for Bacillus atrophaeus and MS2 bacteriophage) than homemade masks made of T-shirts, scarves or pillowcases. Despite that, homemade masks seem to be better than not having any protection against airborne diseases and can be used for:
Correct Answer: C
Rationale: Masks reduce transmission by blocking pathogens, thus cutting transmission pathways.
Question 5 of 5
Hospital accreditation is:
Correct Answer: C
Rationale: Hospital accreditation is typically voluntary and based on established standards to improve quality.