Environmental Health
Environmental Health
Environmental Health
Question 1
- Which of the following groups of chemicals was widely used as insulating fluid in electrical equipment?
| [removed] | Dioxins | |
| [removed] | Polybrominated diphenyl ethers (PBDEs) | |
| [removed] | Polychlorinated biphenyls (PCBs) |
1 points
Question 2
- Occupational asthma is known to be caused by synthetic organic chemicals, dusts, and _______________.
| [removed] | alpha radiation | |
| [removed] | certain bacteria | |
| [removed] | certain metals |
1 points
Question 3
- Which of the following products are made using processes that involve perfluorochemicals (PFCs)?
| [removed] | Consumer electronics | |
| [removed] | Flexible plastic containers | |
| [removed] | Non-stick coatings |
1 points
Question 4
- The effect of _______________ in inducing _______________ appears to have no threshold.
| [removed] | lead / neurotoxicity | |
| [removed] | methylmercury / decrement in IQ | |
| [removed] | particulates / fibrosis |
1 points
Question 5
- In the United States today, young children get most of their exposure to the lead in lead paint by __________.
| [removed] | ingesting chips of paint | |
| [removed] | ingesting dust that contains lead | |
| [removed] | inhaling airborne lead |
1 points
Question 6
- Which of the following is the most common medium for people’s exposures to solvents?
| [removed] | Dust | |
| [removed] | Groundwater | |
| [removed] | Meat or fish |
1 points
Question 7
- _______________ are the major cause of stratospheric ozone depletion.
| [removed] | Chlorofluorocarbons (CFCs) | |
| [removed] | Perfluorochemicals (PFCs) | |
| [removed] | Polybrominated diphenyl ethers (PBDEs) |
1 points
Question 8
- In the human body, carbon monoxide (CO) _______________.
| [removed] | binds to hemoglobin, displacing oxygen | |
| [removed] | compromises the body’s defenses against airborne particulates | |
| [removed] | concentrates in the thyroid, causing thyroid cancer |
1 points
Question 9
- _______________ are widely used to degrease metals—for example, in the manufacture of electronic components.
| [removed] | Perfluorochemicals (PFCs) | |
| [removed] | Phthalates | |
| [removed] | Solvents |
1 points
Question 10
- Hearing loss is associated not only with exposure to noise, but also with exposure to _________.
| [removed] | air fresheners | |
| [removed] | household pesticides | |
| [removed] | secondhand smoke |
1 points
Question 11
- Which of the following pollutants is a key contributor to acid deposition?
| [removed] | Carbon dioxide | |
| [removed] | Carbon monoxide | |
| [removed] | Ozone | |
| [removed] | Sulfur dioxide |
1 points
Question 12
- When automobiles burn gasoline, they:
| [removed] | emit ozone, which reacts with volatile organic compounds (VOCs) to form photochemical smog. | |
| [removed] | emit VOCs, which react with NOx and other chemicals to form photochemical smog. | |
| [removed] | increase ozone at ground level, contributing to depletion of ozone in the stratosphere. |
1 points
Question 13
- Many phthalates affect the _______________.
| [removed] | central nervous system | |
| [removed] | endocrine system | |
| [removed] | respiratory system |
1 points
Question 14
- Sick building syndrome is a set of __________.
| [removed] | construction features of a building that make people feel ill | |
| [removed] | indoor air pollutants associated with construction materials | |
| [removed] | symptoms that people experience when they spend time in a building |
1 points
Question 15
- Some likely human health impacts of polybrominated diphenyl ethers (PBDEs) are suggested by their chemical structure, which is similar to that of _______________.
| [removed] | human growth hormone | |
| [removed] | neurotransmitters | |
| [removed] | thyroid hormones |
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