Verbal memory is simply memory for words. Chronic amphetamine and …show more content…
Plasticity is the reshaping of the communication pathways between neurons, and may contribute to the formation of drug stimulus associations, as well as explain their persistence. Cellular and molecular studies have pointed to the similar pathways involved with learning and memory and with drug addiction including LTP and LTD (Nestler, 2001, as cited by Volkow, 2002). Addictive drugs have been shown to modify LTP and LTD at glutamatergic synapses in the ventral tegmental area of the NAc (Jones et al., 2000; Nicola et al., 2000, as cited by Nestler,