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Transcript of Consciousness Chapter 7 notes. Does consciousness exist? Watson and James say NO Is it something...
![Page 1: Consciousness Chapter 7 notes. Does consciousness exist? Watson and James say NO Is it something that can be observed by others How do we know it exists?](https://reader030.fdocuments.us/reader030/viewer/2022032722/56649f3e5503460f94c5deb0/html5/thumbnails/1.jpg)
Consciousness
Chapter 7
notes
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Does consciousness exist?Watson and James say NO
Is it something that can be observed by others
How do we know it exists?
Consciousness is a constructA concept used to talk about something that can not be seen
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Are there other constructs that we accept?
Emotion
Intelligence
The results of constructs are often seen in behavior
Think of the wind blowing and something moves
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Consciousness
Generally it means awareness
Different types of awarenessSensory awareness
Inner awareness
Sense of self
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Consciousness
And different levelsPreconscious
Unconscious
Non conscious
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Different types of awareness
Sensory awarenessAware of things outside
In the environment
using your senses
Sight, smell, touch, taste, sound
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Different types of awareness
Inner awarenessThoughtsemotionsmemory Nothing is smelled seen heard or touchedBut you know it happened
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Different types of awareness
Sense of selfYour existence
Or death sense
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Levels of ConsciousnessPreconscious level
You can recall things in your preconsciousWhat did you eat last night?You can move this information into consciousness by directing you inner awareness or attention
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Levels of Consciousness
Unconscious level or subInfo is unavailable most of the time
Comes to the surface in dreams, hypnosis, or therapy
Ex going to a party
Full of suppressed memories
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Levels of Consciousness
NonconsciousBasic body function
Growing fingernails
Heart beat
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Altered states of consciousness
Sleep
Meditations, biofeedback, and hypnosis
Alcohol and drugs (legal and illegal)
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Sleep and Dreams
1/3 of life is spent asleep
Circadian rhythmsBiological clock
Changes in temperature, blood pressure, sleepiness, wakefulness-24-25 hr cycle
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Sleep and Dreams
Stages of sleep 1-4 & REM
Defined by brain waves EEG
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Sleep and Dreams
Stage 1
Lightest sleep
Waves slow from alpha to theta-have dream like images
30-40 min
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Sleep and Dreams
Stage 2 similar to stage 1
Brain waves slow a little more
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Sleep and Dreams
Stage 3-4
Brain waves move from theta to delta the slowest
Stage 4 is the deepest sleep
Jumps back through 3-2-1 quickly
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Sleep and Dreams
REM sleepEyes move rapidlyIrregularly breathingRaised blood pressure and heart beatBrain waves are similar to stage 1
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Sleep and Dreams
The whole process lasts 90 min
Cycles 5 times on avg
Last cycle of REM sleep may last 30 mins or more
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Sleep and Dreams
Why do we sleep1964 Randy Gardner-17 tried
11 days
Slurred speech-could not focus memory problems
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Sleep and Dreams
Recovery sleep
Gardner slept an extra 6.5 hr for the 1st 3 days after the experiment 4 night extra 2.5
More REM sleep in cycle
Can you catch up on sleep?
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Sleep and Dreams
Deprived of just REM sleep
Learn more slowly
REM Sleep in infants helps brain development
Exercise for the Brain
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Sleep and Dreams
Dreams happen mostly in REM sleep
In black and white or color
Can be realistic
REM sleep most clear/plot
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Sleep and Dreams
2 views on what dreams are
Freudian
Biopsychological
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Sleep and Dreams
Freudian
Supressed feelings and desires
symbolic
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Sleep and Dreams
Biopsychological
Neurons fire that control vision & movement randomly
The thinking part of the brain tries to make sense of random
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Sleep problems
Insomnia
Nightmares/terrors
Sleep walking
Sleep apnea
Narcolepsy
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Sleep problems
Insomnia
in=not + somnus=sleep Latin
Have racing minds worry
Related to stress
Do not force it or take sleeping pills
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Sleep problems
Insomnia helpTense muscles
Avoid stress try not to worry
Regular routine
Positive images
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Sleep problems
Nightmares
Avg 2 per month
During REM
Causes-upsetting events
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Sleep problemsNight terrors
More severe
Racing heart, gasp for air, talk and thrash about
Occur during stages 3-4
Young children
Immature nervous system
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Sleep problems
Sleep walking
Children
You can wake them up
Most children outgrow it
Immature nervous system
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Sleep problems
Sleep Apnea
Breathing interruptions
Air passage is blocked
Snoring
SIDS in infants
Breathing machine
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Sleep problems
Narcolepsy
Rare problem
Drop into REM sleep
Medication/therapy
Frequent naps
No known cause-genetic??
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Drugs and Consciousness
Depressants
Stimulants
Hallucinogens
Treatment
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Drugs and Consciousness
Addiction
Physical
Psychological
How do you know if you are addicted?
Are all drugs addictive?
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Drugs and Consciousness
Depressants
Slow down nervous system
General feeling of relaxation
Alcohol
Narcotics
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Depressants
Alcohol
Small amounts may not give the relaxation feeling
Intoxication Toxic=poison
Alcohol poisoning
Impaired speech, vision, memory, judgment, motor skills
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Depressants
Can not focus on consequences
Excuse for behavior
People choose to drink and are responsible for their actions
Drinking and driving
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Depressants½ of all motor accidents in the US involve alcoholDO NOT DRINK AND DRIVE AND TRY TO STOP OTHERSCALL A PARENT OR A CABMAKE A DIFFICULT DECISSION THE RIGHT ONE
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Depressants
Narcotic
Narke in Greek=numbness
What is a narcotic?
How do you think it makes you feel?
Examples
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Depressants
Morphine, Heroin, Codeine, Oxycotin, Valume, Zanax,-pain relievers and anti-anxiety RX-
Heroin was used to cure Morphine addiction civil war
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Depressants
Impair judgment, memory, loss of consciousness, coma, death
Strong physical addiction
Tremors, chills, cramps, insomnia, vomiting diarrhea
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Drugs and Consciousness
Stimulants
Speed up the Nervous system
Examples
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Drugs and Consciousness
Nicotine, cocaine, amphetamines, XTC,
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Stimulants
Nicotine
Spurs the release of adrenaline
Feel alert and attentive
Does not improve preformance
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Stimulants
Smoking health risksCancer, heart disease, respiratory problems400,000 smoking deaths per year May be as difficult to quit as heoin
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Stimulants
Amphetamines
Keeping people awake
Meth, speed, uppers
Developed due to war
Pill-inject-snort
May last for days
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Stimulants
Can hallucinate
Suffer from delusions
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StimulantsCocaine
What are it’s offspring
Coca plant
Reduces hunger, deadens pain, produces pleasure feelings
Freud found it useful
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Stimulants
Speeds up the heart
Overdoses
Death
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Hallucinogens
Are addictive
Relaxation, panic
examples
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Hallucinogens-Marijuana
Impairs perception and coordination
Memory and learning
Leads to paranoia
Anxiety and confusion
Time-awareness
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Hallucinogens-Marijuana
Withdrawals
Addictive
Psychological-coping
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Hallucinogens-LSD
Acid
Strong hallucinations
Do not recall when it wears off
Suicide-injury
Flash backs