Why is tobacco smoking associated with rise in blood pressure and emphysema (oxygen deficiency in the body) ? Explain.

Explanation

**Step-by-Step Solution:**

1. **Understanding Tobacco Smoking**: Tobacco smoking involves inhaling smoke that contains various harmful substances, including nicotine and carbon monoxide.

2. **Role of Nicotine**: One of the major components of tobacco is nicotine. When tobacco is smoked, nicotine enters the bloodstream and stimulates the adrenal glands.

3. **Hormonal Release**: The stimulation of adrenal glands leads to the release of two important hormones: adrenaline (epinephrine) and noradrenaline (norepinephrine).

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