More cards in this set

'Repeated, compulsive use, Preoccupation with substance, need to maintain its supply, Used to get an effect' defines..

'User takes substance to avoid social or emotional discomfort, Substance becomes the centre of user's life, determining daily activity' defines...

'Conditioned drug tolerance associated with certain locations' defines..

'Previous levels of substance no longer have a desired affect' defines..

'Higher levels of substance needed to produce desired affect, substance use increases' defines..