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Nicotine, a substance found in cigarettes, causes blood vessels to constrict. What effect might prolonged smoking have on the body? A. Decreased heart rate B.Decreased heart strength C.High blood pressure D. High blood volume

User Muarl
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The effect of prolonged smoking is c - high blood pressure, by constricting the blood vessels. 
User Sehael
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C. High Blood Pressure is the answer
User Michael Swarts
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