Ch 5 Flashcards
drug
a substance that changes the body or its function
agonist
mimics a neurotransmitter
antagonist
reduce release of neurotransmitter or blocks receptors
withdrawal
craving of drug when you quit
tolerance
need more of drug to get effect
addiction
compulsive need or use
opiates
kill pain, mimic endorphins, sleep inducing, strong happiness, high overdose
ex: morphine, heroin
depressants
reduce brain activity, sedative, calming, sleep inducing, dangerous to withdraw and for anxiety
ex: alcohol, benzodia.
stimulants
increase brain activity, increase arousal, alertness, euphoria, decrease apetite
ex: cocaine, amphetamines, caffeine, nicotine
caffeine
antagonists and stimulant
psychedelics
a type of stimulant, hallucinations, euphoria, distorts time
ex: lsd, mushrooms, etc
can stimulants be antagonistic and agonistic?
yes
agonistic treatment
mimic drug effect
antagonistic treatment
block drug effects
aversive treatment
cause unpleasant reaction but depends on motivation to quit