When using smokeless tobacco, how does the nicotine enter the body?

A. Tongue
B. Saliva
C. Teeth
D. Blood vessels in the mouth



Answer :

Final answer:

Nicotine from smokeless tobacco enters the body through the blood vessels in the mouth.


Explanation:

Nicotine enters the body when using smokeless tobacco through the blood vessels in the mouth. When tobacco is chewed, nicotine is absorbed directly into the bloodstream through the mucous membranes in the mouth. This allows nicotine to reach the brain quickly, leading to its addictive effects.


Learn more about Nicotine absorption in smokeless tobacco use here:

https://brainly.com/question/42744234


Answer: D. Blood vessels in the mouth

Explanation:

The nicotine contained in smokeless tobacco enters the body through the mouth or nose. It is absorbed into the bloodstream in the mucus membranes. The nicotine is then carried to the brain and through receptors, released is dopamine, adrenaline, endorphins, serotonins, and other chemicals that can cause a “happy” or “buzzy” reaction.