Chapter 6

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Excessively low intake of copper may be associated with

Dietary Deficiency

By what mechanism exposure to mercury by inhalation can occur?

Exposure to mercury vapors during mercury extraction from cinnabar ores

Women have lesser amount of exposure to heavy metals compared to men.

False

The disease hemachromatosis occurs from excessive exposure to

Iron

Bioaccumulation (biomagnification) of heavy metals is a particular hazard associated with

Mercury

Methylation is a process that involves which of the following metals?

Mercury

Minamata disease occurs from exposure to

Mercury

Which of the following metals is not classified as a major toxic metal with multiple effects?

Silver

Which of the following statements about heavy metals is true?

Their specific gravity exceeds that of water by five or more times.

Children receive high doses of heavy metals because

They consume high proportion of food relative to their body weight and thus may receive high dosage of heavy metals

Which of the following is a heavy metal used for medical therapy?

Aluminum

Itai-ital disease condition can occur from exposure to

Cadmium

Erin Brockovich was a successful advocate against groundwater pollution from

Chromium

Which of the following is the essential heavy metal with potential toxic properties ?

Chromium III

The symptoms of long-term exposure to lower levels of toxic metals include

Chronic Illness effects

One of the common symptom from exposure to Nickel is

contact dermatitis

Substances on the National Priorities List (United States) have the following characteristics

All of the above

For fetuses, infants, and children, the hazards of heavy metals include

All of the above

The type of environmental media (air, water, food, soil) significantly affect the degree of exposure to heavy metals. Correct!

True

One of the most frequent methods of exposure to beryllium is

Workers' inhalation of beryllium in metal processing industries

Lead exposure can arise from

all of the above

Possible methods for exposure to metals include

all of the above


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