What does dream content usually relate to?
Day to day activities
Is dream content consistent across cultures? What common themes?
Yes, school, flying, being chased, eating
How much do we dream a night? How many dreams do we have?
1-2 hours, 4-6 dreams
Psychoactive drugs alter
Mood and perceptions
Classes of psychoactive drugs
Depressants, stimulants, hallucinogens
Depressants X CNS activity
Slow
EX of depressants
Barbituates, alcohol, opiates
Overuse of depressants can
Slow breathing, cause comas
Stimulants X CNS activity
Increase
Examples of stimulants
Cocaine, amphetamines, caffeine
Overuse of stimulants can cause
Seizures
Hallucinogens
Distort perceptions, evoke sensations without input
Examples of hallucinogens
PCP, ketamine, LSD, MDMA, mushrooms, weed (time distortion)
Overuse of hallucinogens
Causes difficulty with memory and depression
Physical dependency
Body doesn’t function normally without drug use
Withdrawal
Reaction to drug being absent
Tolerance
Increasing levels of drug necessary to get original effects
Psychological dependence
Desire to use drug without evidence of tolerance/withdrawal (for pleasant effects, use/craving)
Is SUD biopsychosocial?
Yes
Bio factors contributing to SUD
Genetic factors, changes in NT systems
Psych factors contributing to SUB
Low sense of purpose, stress, disorders
Sociocultural factors contribute to SUD
Difficult environment, cultrural acceptance, negative peer inflience
Learning
Enduring change in behavior/thinking because of experience
Do all organisms learn?
Yes
