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Hypnosis, Meditation,

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Attempts to enhance memory via hypnosis. Hasn't worked well so far but ... Mescaline, LSD, marijuana ... Marijuana-THC. High doses can create sensory distortions ... – PowerPoint PPT presentation

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Title: Hypnosis, Meditation,


1
Hypnosis, Meditation, Drugs
2
Hypnosis
  • Cooperative social interaction
  • Works well for some things pain control, wt.
    Loss
  • Not for others quitting smoking

3
Hypermnesia
  • Attempts to enhance memory via hypnosis
  • Hasnt worked well so far but
  • The more relaxed you are, the better you recall
    things.

4
Meditation
  • Sustained concentration techniques that focus
    attention and heighten awareness
  • Effects of meditation
  • -lower b.p., decrease h.r., and change brain
    waves.

5
DRUGS
  • Think what is the definition of a dangerous
    drug?
  • Which drug is the most widely used?
  • Which drug is the most lethal?
  • Write your answers now.

6
Psychoactive drugs
  • Alter synaptic transmission among neurons.
  • Biological effects of a given drug can vary
    somewhat due to age, weight, sex, and race.

7
DEPRESSANTS
  • Alcohol, barbiturates inhalants
  • All depress the CNS
  • Produce drowsiness, sedation, sleep
  • All potentially addictive
  • Have additive effects

8
Alcohol
  • Involved in half the traffic accidents
  • At least 65 of homicides
  • Can die from symptoms or direct o.d.

9
Barbiturates Tranquilizers
  • Barbs-powerful dep.
  • Reduce anxiety
  • Promote sleep but
  • Interfere with REM
  • Common names seconal, quaaludes
  • Withdrawl can be life threatening
  • Tranks- dep that relieve anxiety.
  • Valium, librium, xanax.

10
Inhalants
  • Paint, gas, glue, nitrous oxide.
  • Not the same chemically, but effects same.
  • Suffocation hazard, toxic to liver, other organs.

11
Stimulants
  • Such as nicotine, caffeine, cocaine
    amphetamines.
  • All increase brain activity
  • Most widely used?
  • caffeine

12
Nicotine
  • Highly addictive stimulant
  • Probably the most dangerous drug we have studied
  • Responsible for approximately 400,000 deaths a
    year
  • Impacts others as well lung cancer, LBW, pet
    death

13
In addition, nicotine
  • May be instrumental in causing depression
  • Is related to mental illness (bipolars,
    schizophrenics)
  • Is strongly correlated to alcoholism

14
Amphetamines/Cocaine
  • Meth-longer lasting than coke cheaper.
  • Users lose dopamine transporters.
  • Memory motor skills problems.
  • Cocaine euphoria, alertness, self confidence.
  • Stimulant psychosis-may get itchy hallucinations

15
Psychodelics
  • Mescaline, LSD, marijuana
  • LSD profound psychological effects w/ relatively
    few physiological changes.
  • Bad trips can produce psychotic episodes.
  • symptoms can get you hurt and its possible to
    create psychotic reactions.

16
Marijuana-THC
  • High doses can create sensory distortions
  • Low to moderate sense of well-being, mild
    euphoria
  • Useful in treatment of nausea, glaucoma,
    epilepsy, asthma, M.S.

17
Ectasy, Ketamine, PCP
  • Ectasy dehydration, rapid h.r., tremors,
    hyperthermia.
  • Females more likely to have brain damage than
    males.
  • Memory and verbal problems persisted up to a year
    after the last dose taken.

18
PCP
  • Developed as an anesthetic for surgery
  • Can produce a coma or stupor
  • Can last for days.
  • May have exaggerated strength.
  • Can become violent and suicidal.
  • Highly addictive.
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