Nokea
Are you able to define the following?
- A. A system that collects information on cases of specific diseases for epidemiological study.
- B. A national survey on general health status.
- C. A program focused on nutritional assessments.
- D. An annual report on hospital admissions.
Correct Answer: A
Rationale: A disease registry is specifically designed to collect detailed information about cases of particular diseases, making it invaluable for tracking and studying disease patterns.
You may also like to solve these questions
You are conducting a study of insulin resistance and its relationship to body weight. Using a weight scale as your instrument to measure body weight, you find the scale always reads 30 kg regardless of who is standing on it. Discuss the validity and reliability of the scale.
- A. The scale is reliable but not valid.
- B. The scale is neither reliable nor valid.
- C. The scale is valid but not reliable.
- D. The scale is both reliable and valid.
Correct Answer: A
Rationale: Reliability refers to consistency of the measurement, which this scale demonstrates by consistently reading 30 kg. However, validity refers to accuracy, which this scale lacks since it does not measure true weight.
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.
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.
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.
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.