Nokea
An abstract of the journal article doesn't contain
- A. Methodologies
- B. Result
- C. Objectives
- D. Ethical consideration
Correct Answer: D
Rationale: Abstracts typically summarize the key points of an article, including objectives, methods, results, and conclusions, but do not delve into ethical considerations.
You may also like to solve these questions
Temperature is......scale
- A. Ordinal scale
- B. Interval scale
- C. Ratio scale
- D. Nominal scale
Correct Answer: B
Rationale: Temperature is measured on an interval scale because it has equal intervals but no true zero point.
Identify the type of study design described: A random sample of middle-aged sedentary women was selected from four census tracts, and each subject was examined for evidence of osteoporosis. Those found to have the disease were excluded. All others were randomly assigned to either an exercise group, which followed a two-year program of systematic exercise, or a control group, which had no exercise program. Both groups were observed semiannually for incidence of osteoporosis.
- A. Cohort study
- B. Case-control study
- C. Randomized controlled trial
- D. Ecological study
Correct Answer: C
Rationale: This is a randomized controlled trial evaluating preventive measures.
Demographic gap means
- A. Differences in sex ratio
- B. Differences between age-specific birth and death rates
- C. Differences between birth and death rates
- D. Differences in child and women ratio
Correct Answer: C
Rationale: Demographic gap refers to the difference between birth and death rates in a population, indicating population growth or decline.
What might explain a sudden increase in disease reports in one county?
- A. An outbreak in the county.
- B. Batch reports.
- C. Duplicate reports.
- D. Increase in the county's population and laboratory error.
Correct Answer: C
Rationale: Duplicate reports inflate the apparent number of cases without reflecting true incidence.
The dose of toxin that is lethal to half of the population is known as..
- A. LD50
- B. L50
- C. D50
- D. LD
Correct Answer: A
Rationale: LD50 refers to the lethal dose required to kill 50% of a population, commonly used in toxicology studies.