Nokea
List examples of metallic compounds that pose environmental hazards. What are some examples of health effects thought to be associated with arsenic, mercury, and lead?
- A. Arsenic: cancer; Mercury: neurotoxicity; Lead: developmental delays.
- B. Arsenic: improved digestion; Mercury: enhanced memory; Lead: stronger bones.
- C. Arsenic: weight loss; Mercury: better vision; Lead: faster reflexes.
- D. Arsenic: increased stamina; Mercury: clearer speech; Lead: heightened focus.
Correct Answer: A
Rationale: Arsenic is carcinogenic, mercury causes neurotoxicity, and lead impairs cognitive development, particularly in children.
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For the cruise ship scenario, how would you display the time course of the outbreak?
- A. Endemic curve
- B. Epidemic curve
- C. Seasonal trend
- D. Secular trend
Correct Answer: B
Rationale: An epidemic curve is used to show the time course of an outbreak.
MDG stands for:
- A. Medical Development Group
- B. Millennium Development Goals
- C. Master Development Goals
- D. Management development goal
Correct Answer: B
Rationale: MDGs refer to the Millennium Development Goals established by the United Nations.
The "Gauli Bridge disaster" is related to
- A. RTA
- B. Silicosis
- C. Nuclear Accident
- D. Asbestosis
Correct Answer: A
Rationale: The Gauli Bridge disaster refers to a road traffic accident (RTA) that occurred in Nepal.
What types of challenges impact the availability of a safe water supply?
- A. Pollution, aging infrastructure, climate change.
- B. Excessive rainfall, low temperatures.
- C. Unlimited freshwater sources, advanced filtration.
- D. High public investment, minimal regulation.
Correct Answer: A
Rationale: Challenges include pollution, deteriorating infrastructure, and climate change affecting water resources.
A case report form devised for an outbreak investigation usually includes which of the following types of information?
- A. Identifying information
- B. Demographic information
- C. Clinical information
- D. Risk factor information
Correct Answer: A
Rationale: Case report forms typically collect detailed demographic, clinical, and risk factor information.