Environmental Health Quiz 6 (Ch. 6)

For fetuses, infants, and children, the hazard of heavy metals include:

Impairment of physical and mental development Some forms of cancer Brain damage Damage to internal organs

Possible methods for exposure to metals include which of the following?

Inhalation of metal fumes Inhalation of dusts Ingestion Skin contact with dusts

Bioaccumulation (biomagnification) of heavy metals in a particular hazard associated with which of the following?

Mercury

Minimata disease was associated with ingestion of seafood tainted with which of the following?

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

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

They are scheduled for possible remediation under Superfund They appear frequently in uncontrolled or abandoned waste sites They have known or suspected toxicity They have potential for human exposure

Itai-itai disease was a form of poisoning associated with ingestion of which of the following?

Cadmium

The symptoms of long-term exposure to lower levels of toxic metals include which of the following?

Chronic illness effects

Diffuse and spotted melanosis are associated with ingestion of which of the following?

Arsenic