Nokea
Community based participatory researches (CBPR) use
- A. Emic perspective
- B. Etic perspective
- C. Technical perspective
- D. Both b and c
Correct Answer: D
Rationale: CBPR often employs both etic and technical perspectives to ensure comprehensive understanding and applicability.
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Level of resistance of a community or group of people to a particular disease is
- A. Passive immunity
- B. Active immunity
- C. Herd immunity
- D. None of them
Correct Answer: C
Rationale: Herd immunity refers to the resistance of a group to the spread of a contagious disease due to a significant proportion being immune.
Acid rain due to
- A. SO2
- B. H2SO4
- C. HCL
- D. b. and c
Correct Answer: D
Rationale: Acid rain forms primarily from sulfur dioxide (SO2) and nitrogen oxides reacting with water vapor.
Why is the availability of a reliable and safe water source a concern to officials in the United States and the rest of the world?
- A. Waterborne diseases, scarcity issues.
- B. Abundant freshwater reserves globally.
- C. Low demand for clean water.
- D. Complete reliance on desalination.
Correct Answer: A
Rationale: Access to safe water prevents waterborne diseases and addresses growing scarcity concerns worldwide.
What do vital statistics provide important sources of data on?
- A. Morbidity.
- B. Mortality.
- C. Health-related behaviors.
- D. Injury and disability.
Correct Answer: D
Rationale: Vital statistics also track injuries and disabilities, contributing to a comprehensive health overview.
Define the following terms: Experimental study
- A. A planned intervention where the investigator controls exposure to determine its effect.
- B. A study that uses historical data to analyze outcomes.
- C. A study conducted without a control group.
- D. A study where participants choose their own exposure.
Correct Answer: A
Rationale: An experimental study is characterized by the investigator's control over exposure.