EOH 353 - Global Perspective of Environmental Health » Spring 2020 » Chapter 6 Quiz

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Question #1
Which of the following statements about heavy metals is true?
A.   All of them are toxic even at trace levels.
B.   None of these is correct.
C.   Their specific gravity exceeds that of water by five or more times.
D.   All of these are correct.
E.   None of them is necessary to sustain life.
Question #2
Diffuse and spotted melanosis are associated with ingestion of which of the following?
A.   Cadmium
B.   None of these is correct.
C.   Arsenic
D.   Mercury
E.   Lead
Question #3
Minimata disease was associated with ingestion of seafood tainted with which of the following?
A.   Lead
B.   None of these is correct.
C.   Arsenic
D.   Mercury
E.   Cadmium
Question #4
The symptoms of long-term exposure to lower levels of toxic metals include which of the following?
A.   Chronic illness effects
B.   Sudden onset of headaches
C.   Convulsions
D.   All of these are correct.
E.   Vomiting and stomach pain
Question #5
Which of the following metals is not classified as a major toxic metal with multiple effects?
A.   Arsenic
B.   Chromium
C.   Mercury
D.   Beryllium
E.   Silver
Question #6
Bioaccumulation (biomagnification) of heavy metals is a particular hazard associated with which of the following?
A.   Iron
B.   None of these is correct.
C.   Mercury
D.   Copper
E.   Manganese
Question #7
The film Erin Brockovich called attention to the potential hazards associated with groundwater pollution from arsenic.
A.   TRUE
B.   FALSE
Question #8
Contact with high concentrations of toxic metals is most likely to occur in an occupational setting.
A.   TRUE
B.   FALSE
Question #9
What metal is believed to play a role in reducing the occurrence of common infections and is theorized to be necessary for children’s growth and for maintaining the health of pregnant women?
A.   Zinc
B.   Iron
C.   Copper
D.   Nickel
Question #10
Itai-itai disease, which began occurring in the Jinzu River basin in Japan as early as 1912, is one of the conditions attributed to which toxic metal?
A.   Mercury
B.   Beryllium
C.   Cadmium
D.   Arsenic
Question #11
Which toxic heavy metal is associated with melanosis, a dermatologic condition that can cause the darkening of the skin of the entire body
A.   Cadmium
B.   Beryllium
C.   Arsenic
D.   Mercury

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