PSY346H5 Lecture Notes - Lecture 8: Medial Forebrain Bundle, Addiction, Food Addiction
Document Summary
Downwards spiral emergence of affective emotional state: happens as soon as first encounter of drug is finished. No greater high from heroine dose from first time you take it. Synapses can be lost: withdrawal: if don"t take drug, experience negative consequence along with tolerance. Experience of addiction has to include a learned response because withdrawal kind of like a negative reinforcement. Pavlovian takes a huge role in understanding drug abuse: doesn"t experience the same high as when first taken. : when first taken, don"t need much to reach high. over time, you begin: withdrawal, continue despite aware of problems, amounts of drug taking, time seeking out drug, abuse: Drug addiction is a complex illness: doesn"t start until someone takes the drug. It is a development of repeated use and insatiable desire to continue taking the drug. May persist despite the individual facing repercussions, either legal, social cost, personal cost.
