18 Questions
What is the key difference between hazard and risk?
Hazard is the theoretical possibility of harm, while risk is the chance that harm will occur.
Which of the following is NOT an example of risk in the news mentioned in the text?
Influenza
What does the Risk Ratio (Relative Risk) compare?
The risk of harm in one group with the risk in another group
How can risk be calculated using the Risk Ratio formula provided in the text?
$Risk = X / Y$
Which of the following is considered a health risk according to the text?
Pesticides in agriculture
Why is Risk Communication important in Biosafety and Biosecurity according to the text?
To increase trust and precaution when dealing with harmful situations
What is the purpose of comparing the exposed group with the unexposed group in a cohort study?
To assess the impact of exposure on the outcome of interest.
In the context of risk ratios, what does a value greater than 1 indicate?
The exposed group is more likely to experience the outcome compared to the reference group.
What does the term 'Risk' encompass in relation to hazard and exposure?
Risk is a combination of probability and consequences.
Which of the following represents a situation where risk assessment might be challenging?
A novel biotechnology project with no historical database for reference.
When comparing the relative risks between different events, how can a relative risk value of 40 be interpreted?
The event with a relative risk of 40 is 40 times more likely than the reference event.
What does a Risk Ratio (Relative Risk) of 1.71 for smokers compared to non-smokers mean?
Smokers have a 1.71 times higher risk of respiratory disease than non-smokers.
What is the key difference between Hazard and Risk?
Hazard focuses on the undesirable incident, while Risk looks at the potential consequences.
In HAZOP Analysis, what is the main purpose of applying it to any process with an identifiable flow?
To analyze the potential consequences of deviations at each step of the process.
How does HACCP address food safety risks?
By addressing biological, chemical, and physical hazards from raw material to consumption.
What are the 7 Principles of Hazard Analysis & Critical Control Point (HACCP)?
Prevent hazards, identify critical control points, establish critical limits.
What does the Duration characteristic of Risk refer to?
The briefness or prolongation of the consequences.
How is Hazard and Operability (HAZOP) Analysis different from Relative Risk?
'Hazard' in HAZOP represents undesired incidents, while Relative Risk focuses on potential consequences.
Explore an example of a cohort study in epidemiology where a group of freshmen in high school were followed over time to observe the relationship between smoking and the development of respiratory diseases. Learn about risk ratio (relative risk) and the concept of exposed and unexposed groups.
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