The Chances of a Heart Attack Decrease After ________ of Quitting

Q62: In the early 1900s,cigarette smoking was viewed

Q63: Half of all smokers eventually manage long-term

Q64: The wrapping of cigars is the

Q65: Cardiovascular disease in smokers is primarily due

Q66: The ciliary escalator allows unwanted particles to

Q68: The smoke that a smoker primarily inhales

Q69: Among the gases of tobacco smoke,the most

Q70: Leukoplakia refers to red spots that result

Q71: A component in tobacco smoke that is

Q72: Analogy: Mainstream smoke is to cigarette smokers