Nokea
Define in your own words the term 'operations research'.
- A. The use of mathematical models to optimize healthcare delivery.
- B. Research focused on surgical procedures.
- C. Studies conducted in hospital operating rooms.
- D. Analysis of clinical trial data.
Correct Answer: A
Rationale: Operations research involves applying mathematical and analytical methods to optimize complex systems, such as healthcare delivery.
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Govt. of Nepal formulated the Drug act in
- A. 1978
- B. 1988
- C. 1976
- D. 1986
Correct Answer: A
Rationale: The Drug Act was formulated in 1978.
Total fertility rate (TFR) refers to
- A. Number of births per one thousand women
- B. Number of women between 15-49 years
- C. Number of children per woman (approximate completed family size)
- D. None of the above
Correct Answer: C
Rationale: TFR measures the average number of children a woman would have during her reproductive years, approximating the completed family size.
Vitamin A in vegetable source is called:
- A. Retinol
- B. Carotene
- C. Panthothenic acid
- D. Calciferol
Correct Answer: B
Rationale: In vegetable sources, vitamin A is present as carotene, which is converted to retinol in the body.
Plotted curve usually begins in the upper left corner
- A. Cumulative frequency curve
- B. Survival curve
- C. Both
- D. Neither
Correct Answer: B
Rationale: Survival curves begin in the upper left corner indicating 100% survival initially.
The attributable proportion for wedding cake is:
- A. 6.10%
- B. 7.70%
- C. 68.40%
- D. 83.70%
Correct Answer: C
Rationale: Attributable proportion quantifies the risk due to exposure.