SPH-H263 Exam#2 Questions and Correct
Answers/ Latest Update / Already Graded
Nicotine
Ans: highly addictive stimulant, major psychoactive substance
in tobacco products, turns brown when exposed to air (burned),
increases production of adrenaline,
Carbon monoxide
Ans: a gas found in tobacco smoke, reduces the bloods ability
to carry oxygen->causes O2 deprivation
Health hazards of tobacco use
Ans: Lung cancer-leading cause of death in US, can take years
to develop, Depends on factors-amount smoked, when started
smoking, inhaling deeply-,
Health hazards of chewing tobacco
Ans: Leukoplakia-leathery white patches inside mouth when in
contact with juices, some develop into oral cancer, contracting
cancer is quicker b/c nicotine absorbed fastest
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Smoking and heart disease
Ans: 1/3 all tobacco related deaths are heart disease, smokers
have 70% higher death rate from H.D., Smoking adds 10 years
to the arteries-encourages plaque buildup, can contribute to
irregular rhythms,
Platelet Ahdesiveness
Ans: sticking together of RBC that is associated with blood
clots
Smoking risks for women
Ans: if taking contraceptives->increased risk for blood clots,
heavier menstrual bleeding, longer cramps,
Who is smoking?
Ans: Adult, smoking on the decline for college aged, below
poverty level, Native Americans
Smoking cessation
Ans: only 4-7% succeed, if before age 40->reduces risk of death
b/c smoking by 90%, Quitting cold turkey, Gradual reduction of
smoking levels, Short Term programs,
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