Health Sciences 1001A/B Lecture : 2012.04.05 - HSci 1001 Lecture Review Notes.docx

• School: Western University
• Department: Health Sciences
• Course: Health Sciences 1001A/B
• Professor: Shauna Burke

Document Summary

Smoking rates are much higher among aboriginal populations. People with other drug abuse problems and mental disorders typically smoke as well. 3rd hand smoke tobacco smoke residue present on objects, and can be carcinogenic. Secondary reinforcers stimuli that may not be pleasurable, but are associated with a different pleasurable stimuli. Spit (smokeless) tobacco highly addictive due to high nicotine concentrations: snuff coarse, moist powder from tobacco leaf that is flavoured and sold in small tins. Small pinch is placed between the lower lip and gum and sucked: chew wad of tobacco sold in pouches. Placed in mouth and chewed or sucked: snus new innovation that does not require individuals to spit. Why do people smoke: genetic factors influence smoking initiation and development of dependence, smoking has become more common in media and film. More chemicals are absorbed from the last third of the cigarette than the first third (less filter)