Substance Abuse Disorders Flashcards
which drug of abuse has the highest risk of addiction?
tobacco
classical conditioning
subject responds in a certain way to a neutral stimulus after it is paired with another stimulus that induces said response
operant conditioning
modification of behavior through punishment or reinforcement
punishment is meant to ___ behaviors
reinforcement is meant to ___ behaviors
decrease; increase
Examples of positive and negative reinforcement
positive- give reward
negative- remove punishment
examples of positive and negative punishment
positive- give punishment
negative- remove reward
what is the reward pathway
VTA –> nucleus accumbens –> prefrontal cortex
addiction refers to:
set of behaviors required to maintain use
substance abuse screening for adult
CAGE
substance abuse screening for teen
Car intoxicated, relax, alone, forget, family worry, trouble
5 stages of change
precontemplation- not aware of problem contemplation- aware, not ready to change preparation- preparing to change action- changing maintenance - preventing relapse
MOA of ethanol
increases GABA
first symptom of ethanol withdrawal
tremors of hands
4 main signs of cannabis intoxication
conjunctival injection, tachycardia, increased appetite, dry mouth
development of psychosis with regular marijuana use indicates-
increased risk of developing schizophrenia in the future
MOA of cocaine
blocks reuptake via DAT, increases NE and DA
3 characteristic symptoms of cocaine intoxication
tactile hallucinations, seizures, chest pain
MOA of amphetamines
false substrate for DAT, is taken into cells, works on VMAT to cause release of DA
3 unique effects of MDMA intoxication
empathy, jaw clenching, hyperthermia
2 characteristic features of opiate intoxication
respiratory depression, miosis
4 unique features of opiate w/d
piloerection, yawning, rhinorrhea, lacrimation
when is the peak of opiate withdrawal symptoms?
48 hours
4 effects of LSD intoxication
visual/auditory distortions, synesthesias, psychosis and flashbacks
effect of LSD withdrawal
none