Chemicals and Health Quiz Answer. In this post you will get Quiz & Assignment Answer Of Chemicals and Health Quiz
Chemicals and Health Quiz
Offered By ”Johns Hopkins University”
Week- 1
Peer-graded Assignment: Chemicals in our environment: What is a chemical and how are we exposed?
Week- 2
Modules 1 and 2 Quiz
1.
Question 1
Which of the following are made of chemicals (select all that apply)?
1 point
- Sugar
- Heart muscle
- Medicine
- Air
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2.
Question 2
How do chemicals get into our bodies? Select all that apply.
1 point
- Eating & drinking (mainly through absorption in our gastrointestinal tract)
- Touching (mainly through skin contact)
- Breathing (mainly through contact with our lungs)
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3.
Question 3
Select the answer that best fills in the blank.
_________________ is the ongoing, systematic tracking and analysis of employee health outcomes in relation to work assignments and conditions.
1 point
- Epidemiology
- Occupational health surveillance
- Environmental health surveillance
- Industrial hygiene
- Biostatistics
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4.
Question 4
True or False question:
The healthy worker effect is the observation that workers exhibit higher mortality rates than the general population to which they are compared.
1 point
- True
- False
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5.
Question 5
What is toxicology?
1 point
- What a toxicant does to our bodies
- The study of poisons
- What our bodies do to a toxicant
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6.
Question 6
What is toxicokinetics?
1 point
- The study of poisons
- What a toxicant does to our bodies
- What our bodies do to a toxicant
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7.
Question 7
What is toxicodynamics?
1 point
- What a toxicant does to our bodies
- What our bodies do to a toxicant
- The study of poisons
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8.
Question 8
What happens to a toxicant after exposure?
1 point
- Absorption
- Elimination
- Distribution
- Metabolism
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9.
Question 9
What is the last thing that our body can do after being exposed to a toxicant?
1 point
- Distribution
- Absorption
- Metabolism
- Elimination
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10.
Question 10
Once a toxicant reaches its molecular targets in the body, it may or may not have a biological effect depending on which of the following:
1 point
- Dose
- Synergism
- Interaction
- Biotransformation
Week- 4
Modules 3 and 4 Quiz
1.
Question 1
Which statement most accurately describes biomonitoring?
1 point
Measures health outcomes associated with chemical exposure
Integrates sources and routes of exposure
Measures levels of chemical contamination in the environment
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2.
Question 2
What are some of the goals of CDC’s National Exposure Report. Select all that apply.
1 point
Help states calculate exposure at the local level (i.e. community, town, province)
Establish “reference ranges” for these chemicals in US residents
Help set priorities for studies on linking exposure to health outcomes
Assess exposure of US residents to various chemicals
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3.
Question 3
Public health laboratories ___________________. Select all that apply.
1 point
Answer to the public
Answer to corporate shareholders
Focus on individual people
Focus on entire communities or populations
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4.
Question 4
True or False: When two things are associated with each other one can conclude that one caused the other.
1 point
False
True
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5.
Question 5
__________ health effects usually occur rapidly as a result of short-term exposures, and are of short duration.
1 point
Acute
Transient
Chronic
Latent
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6.
Question 6
_______________ health effects come and go quickly, once the person is removed from the exposure. For example, if the person having trouble breathing due to natural gas exposure is taken outside, the symptoms should pass.
1 point
Latent
Transient
Acute
Chronic
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7.
Question 7
Which of the following data types are part of the national Environmental Public Health Tracking Network? Select all that apply.
1 point
Chemical hazard
Exposure
Infectious Diseases
Health Effect
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8.
Question 8
What step in risk assessment involves the identification of chemicals of concern and potential associated health effects?
1 point
Risk characterization
Exposure assessment
Dose response
Hazard identification
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9.
Question 9
What step in the risk assessment process provides a numeric estimate of human exposure to chemical hazards?
1 point
Exposure assessment
Dose response
Risk characterization
Hazard identification
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10.
Question 10
What is epidemiology?
1 point
The study of the distribution of disease in a defined population
The study of poisons
The study of living organisms
The study of chemicals
Week- 5
Peer-graded Assignment: Demonstrate What You’ve Learned
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