Occupational and Environmental Health: Recognizing and Preventing Disease and Injury - Multiple Choice Questions - Learn & Prevent

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What species of mercury is quickly eliminated in urine and found in seafood?

Elemental mercury

Methylmercury

Ethylmercury

Arsenobetaine

Arsenobetaine is the correct answer because it is quickly eliminated in urine and commonly found in seafood. This is due to the fact that arsenobetaine is an organic form of arsenic that is not readily absorbed by the body and is easily excreted in urine.

The other options are incorrect because

- Elemental mercury (option A) is a liquid metal and does not readily dissolve in water, making it difficult for the body to eliminate in urine. It is also not commonly found in seafood.

- Methylmercury (option B) is a highly toxic form of mercury that can accumulate in the body over time. It is typically found in contaminated fish and is more likely to be eliminated through feces rather than urine.

- Ethylmercury (option C) is a form of mercury used in some medical and cosmetic products, but it is not commonly found in