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.   All of these are correct.
D.   Their specific gravity exceeds that of water by five or more times.
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.   Mercury
B.   None of these is correct.
C.   Arsenic
D.   Cadmium
E.   Lead
Question #3
Minimata disease was associated with ingestion of seafood tainted with which of the following?
A.   None of these is correct.
B.   Lead
C.   Cadmium
D.   Arsenic
E.   Mercury
Question #4
The symptoms of long-term exposure to lower levels of toxic metals include which of the following?
A.   Sudden onset of headaches
B.   Chronic illness effects
C.   All of these are correct.
D.   Vomiting and stomach pain
E.   Convulsions
Question #5
Which of the following metals is not classified as a major toxic metal with multiple effects?
A.   Arsenic
B.   Beryllium
C.   Mercury
D.   Silver
E.   Chromium
Question #6
Bioaccumulation (biomagnification) of heavy metals is a particular hazard associated with which of the following?
A.   Iron
B.   Mercury
C.   Manganese
D.   Copper
E.   None of these is correct.
Question #7
The film Erin Brockovich called attention to the potential hazards associated with groundwater pollution from arsenic.
A.   FALSE
B.   TRUE
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.   Copper
C.   Nickel
D.   Iron
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.   Beryllium
B.   Cadmium
C.   Mercury
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.   Beryllium
B.   Arsenic
C.   Cadmium
D.   Mercury

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