PSYCH 270 Chapter Notes - Chapter 10: Basal Ganglia, Dsm-5, Disulfiram
Document Summary
10. 1 describe the epidemiology and symptoms associated with substance use disorders. <=2 symptoms in a one year period failure to meet obligations repeated use in situations where it is physically dangerous repeated relationship problems. Continued use despite problems caused by the substance tolerance. Substance taken for a longer time or greater amoungs than intended tolerance. Efforts to reduce or control use do not work. Much time spent trying to obtain the substance. Social, hobbies or work activities given up or reduced. Craving to use the substance is strong. 10. 2 genetic, neurobiological, mood and expectancy effects and sociocultural factors of substance use disorders genetic factors neurobiological factors. Ability to tolerate large quantities of alcohol may be inherited for alcohol use disorder. Greater activation in basal ganglia, inferofrontal gyrus and pre-motor areas. People use substance not b/c they actually work to reduce stress, but people expect them to do so. Alcohol is most common substance used, marijuanna is next highest.
