Reinforcement
The tendency of a pleasure-producing drug to lead to repeated self-administration
Tolerance
after repeated use, a given drug produces a decreased effect
Cross-tolerance
the ability of one drug to suppress the manifestations of physical dependence produced by another drug
Rebound
exaggerated expression of the original condition sometimes experienced by patients immediately after ceasing an effective treatment
Anxiolytic
a drug used to relieve anxiety
Raphe nuclei
small, dense collection of neurons located around the midline of the brain stem
Seroxat
British version of prozac (SSRI)
Depression
anhedonia + serve feelings of despondency and dejection
Anhedonia
inability to feel pleasure
Locus coeruleus
~ the nucleus of the hindbrain (lower brain stem)
~ involved in activity lvls, cognition, mood, emotion + movement
Brain stem includes…
~ medulla
~ pons
~ midbrain
Cross-dependence
the ability of one drug to maintain the physically dependent state