PSY333H5 Lecture 5: PSY333 lecture 5.pdf
Document Summary
Health compromising behaviours: practiced by people that undermine or harm their current or future well being abusing alchohol smoking drug use illicit drug use unsafe sex risk-taking behaviour. A whole variety of drug abuses, abuse vs. dependence. Dependent: on a substance if repeatedly self administer it, resulting in tolerance, withdrawal, compulsive behaviour. Physical dependence: state that occurs when body adjusts to substance and incorporates the use of it into normal function of body"s tissues. Rst phase of rehab is detoxi cation to avoid the potentially severe side effects of terminating alcohol abuse naltrexone is used to treat alcoholims, it works by blocking opioid receptors. Often involves tolerance: body increasingly adapts to use of substance, requiring increased doses to achieve same effect. Craving: strong desire to engage in a behaviour or consume a substance. Addiction occurs: when a person becomes physically or psychologically dependen on a substance following use over time.