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40 Cards in this Set
- Front
- Back
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Use
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the ingestion of chemicals
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Misuse
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the innapropriate use of a drug, without the intent. (ex: not taking the designated dose, taking someone elses)
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Abuse
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anytime the use of the drug has a negative/ potentially negative effect. ( does it have a negative impact on your life? school? family? Health?)
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Volsted Act
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Prohibition. women wanted to vote and get rid of alcohol. made deal with pres. that they would vote for WW1 if he would pass Volsted Act (prohibition).
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pure food and drug act
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1906. put label on products
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Controlled substances act
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1970. cant use certain drugs in products (or deal) will go to jail.
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Behavioral tolerance
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rearrange your life so you can do drug, compensate for the drugs effect.
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Drug dispositional tolerance
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need to drink more to get the same effect.
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pharmacodynamic
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how drug acts. rearanging nervous tissue to acommodate the drug. (rearranging homeostasis) long term. body looks @ drug differently.
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Psychological dependence
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believe that you need drug to do what you do. (ex: flying)
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physical dependence
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when you dont take the drug it hurts. withdrawal syndrome.
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Addiction
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chronic relapsing brain disease where someone continues to use, despite catastrophic consequences.
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Nitrous oxide
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inhalant (laughing gas)
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Medulla oblongata
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breathing and heartbeat get start. (digestive system, sleeping, waking, gag reflex) part of midbrain.
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Pons
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everything must go through it from toes to nose
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Midbrain
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pons and medulla (?) causes hallucinations if hallucinagens reach it.
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Cerebellum
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in charge of muscular/ skeletal coordination. figuring out simple learned responses. (ex: covering mouth when sneezing)
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Limbic System
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surrounds the hypothalamus and plays a central role in organizing emotional behavior during times of stress. (fight or flight) 4 most important parts: 1. Amygdala 2. Hippocampus 3. Thalamus 4. Hypothalamus
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Thalamus
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distinguishing pain and pleasure. all sensory impulses except smell. A lot of fat cells.
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Hypothalamus
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homeostasis. hunger, thirst, body temp, body weight, gastrointestinal tract, helps regulate autonomic nervous sys. (heart rt, blood pr, and horomones)
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hippocampus
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memory. add new memories to old
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Amygdala
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emotion, adds tears, goosebumps
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cerebrum
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surrounds limbic system. reasoning & judgement. signs and symbols...
cerebral cortex=gray mater. 2 hemispheres |
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corpus colosum
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connects left and right brain. Womens is bigger.
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Cerebral cortex
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4 lobes
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Frontal lobe
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plan ahead. responsibility
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parietal lobe
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sensory, temptation, touch, pain
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occipital lobe
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optic nerve= sight
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temporal lobe
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hearing, perception, memory
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neurotransmitters
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opiate peptides
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blood brain barrier
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wrapped around brain. lets nothing through. doesn't keep drugs out well. all drugs sneak through.
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Acetycholine
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involved in muscle action, cognitive functioning, memory, emotion. Deficit ass. with alzheimers.
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Norepinephrin
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(Adrenaline) raises heart rt. slows intestinal activity during stress, involved in learning, memory, wakefullness, emotion. Abnormal= mania or depression.
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Serotonin
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Linked to sleep, appetite, hightened sensory states, pain supression, emotion. Deficit= depression.
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Dopamine
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involved in voluntary movement, learning, memory, emotion. Rewards!! impt. in drugs. Deficit= Parkinson's. Abnormally high= schizophrenia.
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GABA
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major inhibitory neurotransmitter in the brain, slows you down, surpresses anxiety. abnormal GABA activity implicated in sleep, eating disorders and in various convulsive disorders. Inability to use GABA leads to Huninhton's disease, alcoholism, and seizures.
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Endorphins
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involved in pain supression, exercise, and shock, appetite, blood pressure, mood, perception of pleasure, learning, memory. too much= euphoria. too little= pain (related to morphine)
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Over the counter drugs
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good: can get when need, relieve/ mask symptoms.
bad: doesn't actually cure. |
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Stimulants
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Strycnine, crack cocaine, meth, cocaine, amphetamines, anti-depressants, caffiene.
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Depressants
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hallucinagens (LSD, Mescaline, marijuana, extasy), minor tranquilizers, narcotics, barbituates, alcohol, anesthetics.
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