Nokea
First hospital in Nepal with thirty beded male and female section was established in
- A. 1882
- B. 1884
- C. 1886
- D. 1890
Correct Answer: A
Rationale: The first hospital in Nepal with separate male and female sections was established in 1882.
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Highest source of energy among the following is:
- A. Fat
- B. Carbohydrate
- C. Protein
- D. Minerals
Correct Answer: A
Rationale: Fat provides the highest amount of energy per gram (9 kcal/g) compared to carbohydrates and proteins (4 kcal/g).
Define in your own words the term 'secular changes'.
- A. Long-term trends in disease patterns over years or decades.
- B. Short-term fluctuations in health data.
- C. Changes in healthcare policies.
- D. Seasonal variations in disease incidence.
Correct Answer: A
Rationale: Secular changes refer to long-term trends in disease patterns, often spanning years or decades, and are distinct from short-term or seasonal variations.
The LD50 of highly toxic substance is.... mg/ kg.
- A. less than 1
- B. Jan-50
- C. 51-500
- D. 50-500
Correct Answer: A
Rationale: Highly toxic substances have an LD50 value of less than 1 mg/kg, indicating extreme toxicity.
Which of the following are considered measures of spread?
- A. Interquartile range
- B. Percentile
- C. Range
- D. Standard deviation
Correct Answer: A
Rationale: The interquartile range is a robust measure of variability.
Identify the type of study design described: Questionnaires were mailed to every 10th person listed in the city telephone directory. Each person was asked to provide his or her age, sex, and smoking habits and to describe the presence of any respiratory symptoms during the preceding 7 days.
- A. Cohort study
- B. Case-control study
- C. Cross-sectional study
- D. Ecological study
Correct Answer: C
Rationale: This survey-based approach is characteristic of a cross-sectional study.