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tobacco and other drug use unit 2- lesson 1- review ms. mcdonald 7 th grade health.

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Alcohol, Tobacco and Other Drug Use Unit 2- Lesson 1- Review Ms. McDonald 7 th Grade Health. - ppt download

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Station 2 Respiratory SystemDigestive SystemNervous SystemExcretory SystemCirculatory System Tobacco smoke damages the air sacs in the lungs. This damage can lead to a life- threatening disease that destroys these air sacs. Smokes are also between 12 and 22 times more likely than nonsmokers to develop lung cancer.