Practice Health Risk Assessment (9) - Introduction - Environmental Quality Monitoring & Analysis, - Vol 1

Practice: Health Risk Assessment

Lesson 9Introduction

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9 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What are the three main exposure pathways through which hazardous materials can enter the human body?
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Think of how we come in contact with air, food, and skin directly.
Question 2.
What does LD50 mean?
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Consider the term 'lethal dose' in terms of toxicity.
3Question 3.
What is the main concern of health risk assessment?
- To prevent all diseases
- To evaluate risks from hazardous substance exposure
- To monitor weather patterns
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Think about the term 'risk assessment.'
4Question 4.
True or False: Ingestion is one of the exposure pathways for hazardous materials.
- True
- False
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Consider how food and drinks can contribute to exposure.
Question 5.
A factory discharges a toxic chemical into a river. Describe the possible environmental pathways that the chemical might travel and the potential health risks it may pose to nearby residents.
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Consider all possible routes in the river ecosystem and the populations living nearby.
Question 6.
Evaluate how a change in exposure level of a hazardous chemical could affect the health risk assessment for a population within a community.
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Think about how regulatory bodies respond to increased risks.

5 more questions in this section. Enroll free to practise them all.