According to the 2010 National Survey on Drug Use and Health

question 21

Multiple Choice

According to the 2010 National Survey on Drug Use and Health, most drug users:

• A) use marijuana only
• B) use a drug other than marijuana
• C) use marijuana and some other drug
• D) use marijuana and injectable drugs

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Definitions:

Hemoglobin

A protein found in red blood cells responsible for transporting oxygen from the lungs to the rest of the body and returning carbon dioxide back to the lungs.

CO

Carbon monoxide, a colorless, odorless gas formed by incomplete combustion of carbon-containing materials, toxic to humans and animals when inhaled.

Carboxyhemoglobin

A complex formed by the binding of carbon monoxide to hemoglobin, which can impede the blood's ability to transport oxygen.

Hemoglobin

A protein in red blood cells that carries oxygen from the lungs to the rest of the body and returns carbon dioxide to be exhaled.