States of Consciousness Part 4 Flashcards
Chemical substances that alter mood and perception
Psychoactive Drugs
Work by affecting and mimicking that activity of neurotransmitters
Psychoactive Drugs
Able to pass through the blood-barrier
Psychoactive Drugs
Semi-Permeable membrane that protects the brain from substance that may cause injury
Psychoactive Drugs
Field of study that examines changes induced by drugs in mood, thinking, and behavior
Psychopharmacology
Compulsive craving of drugs or certain behaviors despite adverse consequences
Addiction
Diminishing of a psychoactive drug’s effect that occurs with repeated use & the need for larger doses to get the same effect
Tolerance
Discomfort and distress that follow the discontinued use of addictive drugs
Withdrawal
Physiological need for a drug that is indicated by the presence of withdrawal symptoms when a drug isn’t taken
Physical Dependence
Need to take the drug to alter memories or thoughts
Psychological Dependence
Continued substance craving and use despite significant life disruption/physical risk
Substance use Disorder
Alcohol use marked by tolerance, withdrawal, and drive to continue
Alcohol use Disorder
Addicts lack frontal lobe inhibitor to make proper judgements about what to do/ what not to do
Impulse Control
Psychoactive drug that reduced neural activity and slows body functions
Depressants
Alcohol, opiates, which relieve pain and barbiturates which induce sleep or reduce anxiety
Depressants
Slows neural processing and thinking, impairs physical activity, reduces self-awareness, impairs memory and REM Sleep
Alcohol
Intensifies GABA and reduces glutamate, causes cluggish movements slurred sleep, and impaired judgements
Alcohol
Reduces anxiety and induce sleep by depressing activity and CNS, increases GABA
Sedatives/Tranquilizers
Reduce neurotransmitters and temporarily lessens pain and anxiety by reducing GABA/ slows the release of dopamine
Opiates
Inability to feel pain naturally due to an opiate addiction impairing the brains ability to produce endorphins & Dopamine
Anhedonia
Psychoactive drugs that excites neural activity and speed up bodily functions
Simulants
Caffeine, Nicotine, Amphetamines, Cocaine are all examples of what?
Simulants
Imitates ACh making the smoker feel good
Nicotine
Most used drug in the world
Caffeine
Acts as adenosine-receptor antagonist causing people to have a rush of energy and stay awake
Caffeine
Blocks the reuptake of dopamine, serotonin, and norepinephrine
Cocaine
Causes an immediate rush followed by an eventual crash
Cocaine
Increases wakefulness and enhance cognitive performance while increasing metabolism
Amphetamines
Used to treat weight gain, narcolepsy, & ADHD
Amphetamines
Name 3 Depressants
Alcohol
Opiates
Barbiturates
Name 4 Stimulants
Caffeine
Nicotine
Amphetamines
Cocaine