What are four affects nicotine have on the brain

1) Nicotine activates dopamine signals

2) withdrawal symptoms

3) Nicotine mimics several neurotransmitters

4) Blood reaches the brain 10x faster after one inhale

Explanation:

1) Nicotine stimulates the pleasure, mimicking dopamine, so your brain starts to associate nicotine use with feeling good.

2) When you try to quit the brain sends withdraw signals to the brain it has  side effects including anxiety, irritability, and a strong craving for nicotine.

3) neurotransmitter acetylcholine, signaling increases in the brain.

4) blood rushing to the brain can make you feel at ease

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