P303_Sept_15 - detailed facts I found out that nicotine can...

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Yan Woon Tong P303 Many facts in the smoking quiz were common knowledge to many of us, such as children exposed to secondhand smoke will be more likely to develop asthma, smoking affects appearance and reproduction. But I did find some interesting new knowledge from the quiz. For example, I didn’t know that cigarettes can contain over 4000 chemical, and they can actually reach the brain faster than an injected drug. I looked up this specific facts online for more
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Unformatted text preview: detailed facts, I found out that nicotine can reach human brain within merely 7 seconds, and once it reaches the brain, it binds acetylcholine receptors and mimics them. So it explains the experience of smokers such as increasing heart rate, chronic fatigue and troubled breathing. To my surprise, smoking can cause memory deficiencies as well....
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