Class Notes (838,411)
Canada (510,881)
Psychology (7,812)
PSYB65H3 (519)
Ted Petit (310)
Lecture

lect 8

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Department
Psychology
Course
PSYB65H3
Professor
Ted Petit
Semester
Fall

Description
Drugs and the Brain 1. Prescribed 2. Over the counter 3. Social Drug 4. Drugs not produced commercially(weed) or drugs producted commercially but not for psychoactive effect (glue) Tolerance: a decrease in behavioural affect if taken repeatedly - every drug has a different level How tolerance works in stimulants: Stimulants cause an increase in neurotransmitters which increases the stimulation of receptors. Because receptors are bombarded they adjust by decreasing the amount of receptor sites to compensate for over activation. Therefore it will not fire as often because over time it is regulated and you get a dampening effect Tolerance in Depressants: Depressants cause a decrease in activation of post-synaptic cells and therefore will adju
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