Georgia Virtual School (GAVS) Health Exam

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What addictive substance is found in all tobacco products?

Tar
Nicotine
Carbon monoxide
Acetone

The correct answer is: Nicotine

Nicotine is the addictive substance found in all tobacco products. It is a powerful stimulant that affects the human brain and central nervous system, leading to dependence and addiction. When tobacco is consumed, nicotine is rapidly absorbed into the bloodstream and stimulates the release of dopamine, a neurotransmitter associated with pleasure and reward. This is what makes tobacco products addictive, as users often seek to recreate the pleasurable sensations caused by nicotine. The other substances listed, like tar and carbon monoxide, are harmful components of tobacco smoke, but they do not have the same addictive properties as nicotine. Tar can contribute to respiratory issues and lung diseases, while carbon monoxide is a toxic gas that can impair oxygen transport in the body. Acetone, commonly known as a solvent found in nail polish remover, is not related to tobacco or its addictive properties. Therefore, the presence of nicotine is critical in understanding the addictive nature of tobacco products.