Cigarette smoke contains thousands of chemicals, including nicotine and carbon monoxide. How do these two components of smoke affect the cardiovascular system?

Exposure to nicotine and carbon monoxide change your heart and blood vessels in ways that increase your risk of heart and cardiovascular disease. Nicotine causes your blood vessels to constrict or narrow, which limits the amount of blood that flows to your organs.

Explanation:

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thrombocytopenia, which is a deficiency in blood platelets, can cause bleeding and bruising in the dermis similar to senile purpura. other possible causes include: exposure to ultraviolet rays and aging skin are common causes of senile purpura. senile purpura may also be a sign of collagen loss in the skin and bones.