Nokea
One of the main functions of DPHO is
- A. To increase community participation in health sector
- B. To manage the Health post in districts
- C. Health promotion and hospital management
- D. Supervision and control of sub-health post
Correct Answer: D
Rationale: DPHO primarily oversees and supervises sub-health posts.
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Which of the following is not a method to control for the effects of confounding?
- A. Randomization
- B. Stratification
- C. Matching
- D. Blinding
Correct Answer: D
Rationale: Blinding primarily reduces information bias, not confounding. Methods like randomization, stratification, and matching are specifically used to address confounding.
Binomial distribution is
- A. Discrete distribution
- B. Continuous distribution
- C. Individual distribution
- D. Poisson distribution
Correct Answer: A
Rationale: The binomial distribution models discrete outcomes, typically successes and failures.
Define the following terms: Controlled clinical trial
- A. A study where all participants receive the same treatment.
- B. A trial comparing an intervention against a control group.
- C. A trial without any specific hypotheses.
- D. A trial conducted without ethical approval.
Correct Answer: B
Rationale: Controlled clinical trials compare interventions to a control to establish causality.
On which day and at which meal was exposure most likely in the norovirus outbreak among tourists?
- A. April 19 Dinner
- B. April 20 Breakfast
- C. April 20 Lunch
- D. April 20 Dinner
Correct Answer: D
Rationale: Given the incubation period, dinner on April 20 aligns with symptom onset timing.
Milk secretion in breast of mother is influenced by mother's
- A. Nutritional status states
- B. Physiological state
- C. Hormonal state
- D. All of the above
Correct Answer: D
Rationale: Milk secretion is influenced by a combination of nutritional, physiological, and hormonal factors.