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Uncategorized

April 3, 2021 by ktangen

Mnemonics Notes

NotesHere are my notes on this topic:

1. Overview

  • Techniques to aid memory
  • encoding
  • retrieving
  • like interesting facts
  • reduction mnemonics
  • elaboration mnemonics
  • Mnemosyne
  • Cicero
  • three kinds of memory
    •   natural memory
    •   artificial memory
    •   mechanical memory
  • three kinds of mnemonics
  •   naïve mnemonics
  •     without training
  •     rehearsal
  •     chunking
  •     abbreviations
  •     acronyms
  •   technical mnemonics
  •     require training
  •     effective
  •     method of loci
  •     EGDF
  •   external mnemonics
  •     cathedrals
  •     illuminated manuscripts
  •     frescoes
  •     stained glass windows
  •    stations of the cross

2. Naïve mnemonics

  • rehearsal
  • chunking
  • chaining
  •   forward chaining
  •   backward chaining
  • images
  • visualize
  • rhyme
  • music
  • proverbs
  • nicknames
  • acronyms
  • acrostics

3. Technical mnemonics

  • not spontaneously used
  • method of loci
  • journey method
  • peg systems
  •   number-rhyme

4. External mnemonics

  • lists
  • right them down
  • calendars
  • memos
  • write on your hand
  • photographs
  • alarms & timers
  • objects

5. Three tips

  • Method of loci
  • Chunking
  • Distributed practice

 

^^

Notes

Mnemonics

 

1. History of Mnemonics

2. Naive Mnemonics

people do naturally; no training needed

    • rehearsal = repetition
    • little kids on way to phone

Can choose

    • leave it in short-term memory and forget it after we’re done
    • practice long enough for hippocampus to consolidate into long-term memory

Chunking

    • typically 3-4 items
    • 202 456 1414
    • break into segments, learn some each day = chunking
    • practice same thing over time = distributed practice

Chaining

    • forward
      • start at front, add to back end
      • common way to learn songs and speeches
      • easy to use
    • backward
      • start at back, add to front end
      • easy to use
      • more effective

Images

    • infographics, mind maps, clusters, cartoons
    • paintings and stained-glass windows
    • used to remind people
    • compass on a map
    • grocery store
    • images alone can be helpful
    • images work best when they are interactive
      • tree and a truck
      • don’t have to be bizarre or vivid; must be interactive
      • bizarre or unusual images tend to be interactive

Rhymes

    • also called ode mnemonics
    • well into the 14th century
      • everything but legal documents recited in rhymes and poems
      • rules of commerce, ethics, social behavior
    •  “I before E, except after C”
    • “30 days hath September, April, June…”
    • don’t have to rhyme

Music

    • Ray Charles singing the “Fifty Nifty United States”
    • Jack Sheldon singing Schoolhouse Rock’s “I’m just a bill”
    • Hannah Montana’s Bone Dance
    •  “ABCDEFG” song
    • child rehearing number or random words will often sing it
    • make up own tune
      • music doesn’t have to be good, just memorable

Proverbs

    • short versions of folk wisdom
    •  “Red in the morning, sailors take warning…”
    • “Spring forward, fall back”
    • spelling knowledge: desert vs dessert; more is better

Nicknames

    • abbreviate or rename familiar places
    • parks, bridges, buildings
    • people
    • abbreviate: State or U
    • rep theater

Acronyms

    • reduction mnemonic
    • first letter of each word
      • RDO (regular day off)
      • KPI (key productivity indicator)
      • SLO (student learning outcome)
      • RADAR (radio detection and ranging)
      • MASH (mobile army surgical hospital)
    • allow lists of words to be summarized in a single word
    • Great Lakes
      • Humor, Ontario, Michigan, Erie and Superior
      • becomes HOMES
    • American Broadcasting Company becomes ABC
    • Cable News Network becomes CNN

Acrostics

    • elaboration mnemonic
      • add more information to make whole easier to remember
      • looks like an acronym but starts the opposite way (short to long)
    • poems or sentences where the first letter of each word stands for something
    • “Every good boy does fine”
    • “On old Olympus towering top, a Finn and German viewed some hops”
      • an acrostic for OOOTTAFAGVSA
      • cranial nerves (olfactory, optic, oculomotor, trochlear, trigeminal, abducens, facial, auditory, glossopharyngeal, vagus, spinal accessory and hypoglossal)
    • work great for remembering the order of items
    • not for remembering the underlying information

Connections

    • already have learned some information
    • learning is the process of adding to your current knowledge base
      • if you know area codes, those numbers are easier to remember
      • or running times, swimming times, planes (737, 747, 757, B1) or sales prices
    • your body:  knuckles

Summary

    • Rehearsal, chunking and images are the big three
    • If you use them to their fullest, you might not need the other seven techniques.
    • But people are different. Try a few and see which ones work best for you.

3. Technical Mnemonics

  • not spontaneously used by people
  • require some training and practice
  • can be very effective
  • great for info you want to remember for a long time
  • most the “memory classes” present a technical mnemonic system

Method of Loci

    • oldest mnemonic system
      • used by the ancient Greeks and Romans
    • Simonides of Ceos, famous poet
      • 477 BC, banquet
      • building collapsed killing everyone inside
      • identified everyone by visualizing where they sat
    • technique combines two elements: images and places
      • both are equally important
    • places (loci) provide the pegs or anchors to store the images
    • can remember any image when cued by a location
      • picture your house from the outside
      • front door is the “opening” of your speech
      • first room you enter is your first topic
    • method of loci is also called journey method
      • current house, imaginary house, or architectural wonder
      • childhood home
      • journey across campus, across the country or around the world
      • have specific objects at each place which can store an image
    • Romans had portable rooms or tabernacles filled with info or cues
    • Sherlock Holmes had his “mind palace” or “memory palace”
    • does a good job of:
      • learning things in order (serially)
      • being able to select a specific item (cued recall)
    • memorize the order of a deck of cards if 52 locations
    • memorize the bones of the body while you walk around the neighborhood

Peg Systems

    • takes some time to set up
    • system is quite versatile
    • pegs you hung your coat on at kindergarten
      • pegs are permanent but anything can be hung from the peg
    • Number-rhyme system
      • visual anchors that rhyme with numbers
      • sun, shoe, tree, door, hieve, tricks, heavan
      • associate a word from the list to each peg
      • make an interactive image of the peg and the target word
      • can remember the items in order or selct them at random
      • advantages:
        • recall items in any orde
        • pegs are reusable
    • Number-shape system
      • egg and spear technique
      • pegs they are assigned by shape
      • one  = candle, pencil, spear or anything with a simple vertical line
      • two = swan (curved neck)
      • three =  love heart, bosom
      • four might be a sail (4 sheets to the wind)
      • if more visual than auditory, give this tehnique a try
    • Alphabet-rhyme pegs
      • useful for spelling words
      • word-images that rhyme with letters
      • a = hay
      • b = bee
      • c = see
    • Alphabet-concrete image pegs
      • a = ape
      • b = boy
      • c = cat
      • d = dog

Translation Schemes

    • aimed at remembering numbers
      • translates numbers into words
      • digits (0 to 9) are converted into consonants
    • adaptation of the number-shape peg system
    • 1= t or d (single vertical stroke)
    • 2 = n (two lines)
    • 3 = m (3 lines)
    • 13, the t (1) and m (3) can become tim or tom or team

Link & Story Systems

    • links are visual images connected together
      • one image leads to the next in a chain of associations
      • helpful for modeling processes and cycles
    • stories are links which use sentences instead of images
      • car drives to the post office and cruises by the bakery before stopping to get its tire pressure checked

Summary

    • The disadvantages of using mnemonics, particularly technical mnemonics, include:
      • it takes a lot of effort to use them (more than most people will devote)
      • they can’t be readily applied to learning complex material (poems or stories)
      • they don’t help people remember physical sequences (dance movements, etc.)
      • they have limited usefulness for everyday tasks
      • people don’t use them; even if trained to use them

4. External Mnemonics

  • memory researchers are no more likely to use mnemonics than anyone else
    • rarely called on to memorize lists of unrelated words
    • use external aids include lists and calendars
  • lists
  • memos
  • notes
    • Post-it Notes
    • 3×5 index cards
    • write on hand
  • photographs
    • don’t encode flower, flower, flower, grass, grass, grass
    • we are meaning extractors
  • alarms, timers and clocks
  • models
    • sequential
    • pyramid
    • pie chart
    • physical or virtual
    • brain as a fist
  • physical reminders
    • string on finger
    • briefcase in front of door
  • ask someone to remind you
  • test prep
    • note cards
    • flash cards
    • mind maps
    • clusters
    • doodles
  • outlines
    • Cornell System

5. Best of the Best

  • Method of Loci
  • Chunking
  • Chaining

 

 

 

 

 

Filed Under: Uncategorized

April 3, 2021 by KT

Cognition Notes

NotesHere are my notes on this topic:

1. Overview

  • cognition
  • mental action
  • mental structures
  • working memory
  • judgment
  • evaluation
  • thinking
  • reasoning
  • computation
  • meaning extraction
  • decision making
  • comprehension
  • concepts
  • images
  • prototypes
  • simplify our thinking
  • Aristotle’s laws of association
  •   similarity
  •   opposites
  •   contiguity
  • mental set
  • functional fixedness
  • Maslow’s hammer
  • fox & cat fable
  • deciding takes
  •   time
  •   energy
  •     depletion
  •     decision fatigue
  •       Iyengar & Lepper

2. Cognitive theories

  • Gestalt
  •   precognitive theory
  •   integrated whole
  •   shape or form
  •   figure
  •   ground
  •   phi phenomenon
  •     Max Wertheimer
  •   golden ratios
  • Information processing
  •   first major cognitive theory
  •   mind like computer
  •   input
  •   processing
  •   storage
  •   output
  •   feedback
  • Constructivism
  •   global focus
  •   meaningful learning
  •   Piaget
  •   Vygotsky
  •   Bruner (scaffolding)
  •   discovery learning
  •   learning is an active process
  •   spiral curriculum
  • Contextual theories
  •   extension of constructivism
  •   emphasizes problem solving
  •   student-focused
  •   active learning
  •   multiple contexts
  •     field trips
  •     internships
  •     study abroad
  •   assumes students have self-regulation

3. Tolman

  • Intervening variables
  • behavior is goal directed
  • latent learning
  • learning vs performance
  • cognitive maps

4. Cognitive Maps

  • mental representations
  • summarize spatial information
  • hind your way home
  • your map is unique to you
  • lowers cognitive load
  • mind maps
  • infographics
  • structural overviews
  • information in relational terms
  • vector maps (bearing maps)
  • sketch maps (landmarks)
  • little evidence animals have cognitive maps
  •   familiarity of landmarks
  •   path integration (Darwin)
  •     continuous integration of movement cues
  •     maybe bearing maps

5. Cognitive Bias

  • systematic errors
  • bad heuristics
  • rules to prevent info overload
  • sort out what’s important
  • fast
  • bias
  • general bias
  • framing effect
  • neglect of probability (ignore small risks)
  • Monte Carlo (Gambler’s fallacy)
  •   believe random events happen more often
  •   use long-run rules on short-run events
  • social bias
  • fundamental attribution error
  • halo effect
  • women are wonderful
  • effort bias
  •   Ikea (what you build is worth more)
  •   Google (don’t remember what can look up)
  •   status quo
  •   default setting
  • self bias
  •   attentional
  •   Barnum
  •   belief
  •   confirmation
  •   current moment
  •   spotlight
  • econ bias
  •   rational choice theory
  •   Daniel Kahneman
  •   anchoring
  •   loss aversion effect
  •   post-purchase rationalization

Filed Under: Uncategorized

April 3, 2021 by ktangen

Intelligence Notes

There are several theories about intelligence. Some are quite old.

[Read more…] about Intelligence Notes

Filed Under: Uncategorized

April 3, 2021 by KT

Problem Solving Notes

NotesHere are my notes on this topic:

1. Problem types

  • initial state
  • goal state
  • problem space
  • solution space
  • sequence of operations
  • well-defined problems
  • well-structured problems
  • Tower of Hanoi
  • ill-defined problems
  • open problems
  • closed problems

2. Six steps

  • where am I now
  • where do I want to be
  • how to get from here to there
  • will this work
  • try it out
  • recursive
  • problem
  • next action
  • implementation

3. Puzzles

  • mazes
  • creativity puzzles
  • magic (limited information)
  • jigsaw puzzles
  • puzzle boxes
  •   Japanese
  •   Thorndike
  •   Guthrie
  • stereotyping

4. Bounded rationality

  • Simon
  • bounded rationality
  • satisfysing
  • Gigerenzer
  • fast & frugal
  • focusing effect

5. Strategies

  • algorithms
  • procedure
  • formula
  • Tower of Hanoi
  • depth first
  • breadth first
  • Heuristics
  • trial & error
  • hill climbing
  •   rule
  •   take next best step
  •   local high
  •   local low
  • means-end analysis
  •   sub-goals
  •   root-cause analysis

Filed Under: Uncategorized

April 3, 2021 by KT

Drugs Notes

 

Drugs can be beneficial or harmful, depending on the dose, duration and drive. Clearly, the proper dose for one person can be harmful to another. And many drugs are designed to be short-term treatments.

Drive and motivation are often the most important elements in determining usage. But the drugs you take can change your brain chemistry in odd ways. What was rewarding before the drug becomes less rewarding after it. People can end up taking drugs without knowing why they started or why they continue.

 

Here are my notes on this topic:

1. Drug addiction

  • symptoms
  • tolerance
  • delta-Fos B
  • reward system
  • cravings

2. Drug administration

  • methods
  •   intravenous (IV)
  •   intraperitoneal (IP)
  •   intramuscular
  •   subcutaneous (SC)
  •   oral administration
  •   sublingual
  •   intrarectal
  •   inhalation
  •   topical
  •   intracerebroventricularl (ICV)
  • factors
  •   lipid solubility
  •   depot binding
  • inactivation-excretion
  • dose response curve
  • therapeutic index
  • half-life
  • affinity
  • instant recovery
  • tolerance
  • sensitization
  • protagonist
  • antagonist
  • efficacy

3. Stimulants

  • uppers
  • analeptics
  • psychological dependence
  • physical addiction
  • euphoria
  • heart failure
  • anxiety
  • facilitate norepinephrine
  • counteract fatigue
  • suppress appetite
  • improve concentration
  • Xanthine
  •   caffeine
  •     world’s most widely used drug
  •     added to some medications (reduce drowsiness)
  •   theobromine
  •   theophylline
  • Nicotine
  •   crosses BBB
  •   reaches brain in 10-20 secs
  •   half-life of 2 hrs
  •   dose
  •     rate on inhalation
  •     tobacco type
  •     filter
  •   small concentrations = increase receptor activity
  •   large concentrations = toxic
  •     respiratory paralysis
  •     death
  •   affinity for melamine
  • Cocaine
  •   “in” drug
  • snob appeal
  • Amphetamines
  • dopamine transport backwards
  • symptoms
  •   grandiose ideas
  •   rapid eye movement
  •   jitters
  •   crash
  •   itchy skin
  • “go pills”
  • cheaper
  • longer lasting effects
  • suicidal thoughts
  • withdrawal can last months

4. Depressants

  • depress brain activity
  • increases dopamine
  • blocks glutamate receptors
  • downers
  • facilitate GABA
  • Alcohol
  • Type I (type A) alcoholism
  •   men & women equally
  •   less genetic
  •   gradual onset
  •   late onset (25+ yrs)
  • Type II (type B) alcoholism
  •   before 25
  •   rapid onset
  •   more severe
  •   more genetics
  •   more men (2-3x)
  • Sons of alcoholic mothers
  •   prenatal environment
  •   trying to get back to “normal”
  • Withdrawal can kill you
  •  Opioids
  • Withdrawal is painful; probably won’t die
  • inhibits GAGA
  • blocks norepinephrine
  • morphine
  • codeine
  •   most widely used opiate
  • heroin
  •   semi-synthetic
  •   oxycodone
  •   buprenorphine
  •   hydromorphone
  •   intense rush is probably social
  • methadone
  •   to get off heroin
  •   chronic pain treatment
  • Barbiturates
  • Benzodiazepines

5. Hallucinogenics

  • Psychedelics
  • LSD
  •   serotonin receptors
  •     at inappropriate times
  •     for longer than normal
  •   flashbacks (30%)
  •   bad trip (anxiety attack)
  • Marijuana
  • Psilocybin
  • Mescaline
  • Dissociates
  • Schedule I drug
  •   limits research
  •   intense sensory experiences
  • dopamine release
  • impairs ability to form new memories
  • impairs ability to shift focus
  • alters how info processes in hippocampus
  • limits firing of all neurons
  •   excitatory
  •   inhibitory
  • dream-like or unreal
  • don’t recognize self in mirror
  • distort reality
  • PCP
  •   angel dust
  •   Schedule II drug
  •   ionotropic glutamate receptors (NMDA)
  •   inhibits nicotinic acetylcholine receptors
  •   schizophrenia-like symptoms
  • Nitrous Oxide
  •   vapor huffing
  •   deprives body of oxygen
  •   euphoria
  •   seizures
  • Ketamine
  • DXM
  • Deliriants
  • Deadly nightshade
  •   atropine & scopolamine
  •   Roman eye drops (dilates eyes)
  •   2 berries can kill child
  •   20 can kill adult
  •   paralyzes nerve endings
  • Jimson weed
  • Mandrake
  • Nutmeg

 

 

  • I. Stimulants
    • Mostly psychological dependence
    • No physiological addiction
    • Also called analeptics
    • Invigorating or restorative
    • Effects
      • Temporary improvement in:
      • alertness, wakefulness, endurance, productivity & motion
      • Referred to “uppers”
    • Increased arousal, heart rate & blood pressure
      • Perceive less need of food-sleep
      • Improved mood, less anxiety
      • Euphoria
      • Heart failure
      • Anxiety
    • Most facilitate norepinephrine
      • Increase dopamine
      • Inhibit transporter (less reuptake)
    • Why Taken
      • Counteract fatigue
        • Make it through work
      • Reduce sleepiness
        • Treat narcolepsy
      • Decrease appetite
        • Weight loss
        • Treat obesity
      • Improve concentration
        • work or school; treat ADHD
      • Decrease depression
        • Treatment-resistant
        • Non-typical
  • 10 Common Stimulants
  • 1. Xanthine
    • Mild stimulants
    • Make less sleepy
    • Bronchodilators (was used to treat asthma)
    • Caffeine Coffee & tea
    • Theobromine Chocolate
    • Theophylline Tea & chocolate
    • Caffeine
      • World’s most widely used drug
      • Used by 85% of US daily
      • Coffee, tea, soda & tablets
      • In some medications
      • Enhance drug
      • Reduce drowsiness
  • 2. Nicotine
    • Active chemical in tobacco
    • Available in:
      • cigarettes, cigars
      • chewing tobacco
      • nicotine patches
      • nicotine gum
      • electric cigarettes
    • Distribution
      • Inhaled
      • Distributed quickly thru blood
      • Crosses blood-brain barrier
      • Reaches brain 10-20 secs
      • Half-life is 2 hours
    • Effects
      • Most is burned when smoked
      • Enough inhaled to cause pharmacological effects
      • Amount absorbed depends on
      • Rate of inhalation: none, fast, slow
      • Type of tobacco
      • Filter
    • Nicotonic Ach receptors
      • Ganglion nicotinic receptors
      • Adrenal medulla
      • Brain
      • Nicotinic receptor
    • In small concentrations
      • Increases activity of receptors
      • Impacts other neurotransmitters thru in-direct mechanisms
      • Volume control
    • At toxic levels
      • Muscle contractions & respiratory paralysis
    • Impacts dopamine
      • Dopamine connection is addictive
      • Relaxation
      • Euphoria
    • Nicotine activates SNS (sympathetic nervous system)
      • Adrenal medulla
      • Stimulates release of epinephrine
    • Affinity for melanin
      • More dependence
      • Harder to stop smoking in darker-pigmented individuals
    • Like cocaine
      • Repeated use reduces dopamine response to reinforcement
      • Some find it helpful to take antidepressants when quitting
  • 3. Amphetamines
    • Schedule II drug
    • High likelihood for dependence
    • Used under severe restrictions
    • Some accepted medical use
      • High potential for abuse
    • Increase NE & dopamine
      • Inhibits reuptake
      • Direct release of nonepinephrine and dopamine from vesicles
      • Pushes dopamine into synapse
      • Uses dopamine transporter
      • Goes thru cell membrane
    • Experience
      • Elevated mood & euphoria
      • Alertness & concentration
      • Increased libido
      • Higher self-esteem & confidence
      • More social interaction
      • More energy
      • More awake & focused
      • Increased weight loss
      • Decreased appetite
    • Also
      • Rebound depression-anxiety
      • Dilated pupils & blood shot eyes
      • Hyperactive & restless
      • Flushing & headaches (vasoconstriction)
      • Tachycardia & tremors
      • Dry mouth & itchy skin
      • Blurred vision, dizziness
      • Insomnia
      • Fever
    • Symptoms
      • Talking fast & nervousness
      • Rapid eye movements
        • “the jitters,” & shifting
      • “Munchies”
      • Obsessive behaviors
      • Grandiose ideas
      • Paranoia
      • Psychosis
      • Might not sleep for several days
      • “Crash“
        • lying down on floor, go to sleep
        • in middle of activity around them
        • in middle of a sentence
      • Eventually look thin & gaunt; starved
      • Cardiac arrest and death
    • Often Abused
      • Availability
      • Fast-acting effects
    • Amphetamines kill better than cocaine
      • Speed is cheaper & longer lasting
      • Cocaine is an “in” drug
      • like champagne; snob appeal
    • Extremely dangerous when combined with alcohol
      • Withdrawal symptoms
      • Depression
      • Appetite
      • Fatigue
      • Deep REM sleep
      • Suicidal thoughts
      • Vivid dreams
      • Agitation
      • Can last for day or months
    • Used in WWII
      • Pilots got “go pills“
  • II. Depressants
    • Depress function or activity in the brain
      • Downer
      • Pain relief
      • Sedatives
      • Muscle relaxation
    • Use different pharmacological mechanism
      • Most facilitate GABA or opioid receptors
      • Inhibit glutamate
    • Common depressants
      • Alcohol
      • Opioids
      • Barbituates
      • Benzodiazepines
  • 1. Alcohol
    • Effects
      • Inhibits sodium flow across cell membrane
      • More sodium in the cells expands membrane
      • Decreases serotonin activity
      • Increases dopamine activity
      • Blocks glutamate receptors
      • Facilitates GABA
  • Alcoholism
    • Type A (Type I)
      • Fewer genetic relatives with alcoholism
      • Men and women about equally
      • Later onset (usually after 25)
      • Generally less severe
      • Gradual onset
    • Type B (Type II)
      • Earlier onset (before 25)
      • More rapid onset, more severe
      • More genetic relatives with alcoholism
      • Far more men than women
    • Genetic predisposition
      • 9% of population
      • Unpredictable variables
      • Quantity, frequency & regularity
    • Risk factors
      • Social environment
      • Emotional health
      • Sensation seeking
      • Genetics
        • Sons of alcoholic mothers
          • After moderate drinking
          • Feel less drunk, have less body sway
          • Show less change in EEG
          • Feel less tense
          • Smaller than normal amygdala
          • Connects emotions to senses
          • Get brain chemistry back to “normal”
      • Stress
      • Gender
        • Men 2-3 times more likely
        • Women more impacted by long-term use
      • Age = Under 16
      • Hangovers
        • 50% of Chinese-Japanese have gene that slows metabolism of acetaldehyde
        • Increases effects of hangover
        • Makes hangover immediate
        • Less alcoholics
    • High rate of suicide in alcoholics & drug abusers
      • Distortion of brain chemistry
      • Social isolation
      • Intoxicated (not thinking clearly)
      • 1 in 4 teen suicides is alcohol abuse related
    • More crimes
      • Abuse, rape, burglaries, assaults
    • Chronic use
      • Symptoms similar to mental illness when drunk
      • When not
        • Severe anxiety
        • Depression
  • 2. Opioids
    • Types
      • Natural
        • Morphine
        • Codeine
      • Semi-synthetic opiates
        • Heroin
      • Synthetic opiates
        • Methadone
    • Highly additive
      • Increases release of endorphins
      • Decreases pain
      • Inhibits GABA
      • Causes increase in dopamine
      • Blocks release of norepinephrine
    • Psychological dependence
    • Physical addiction
      • Withdrawal not usually fatal
      • Tolerance
    • Used To Treat
      • Post-operative pain
      • Cancer pain
      • Rheumatoid arthritis
    • Morphine
      • Treats acute and chronic pain
      • Heart pain
      • Labor pain
      • Lasts 3-4 hrs
      • Abusers don’t have a preference for morphine or heroin
    • Codeine
      • Most widely used opiate
      • 3-methylmorphine
        • natural isomer of methylated morphine
      • Used To Treat
        • Mild-moderate pain
        • Relieve cough
        • Diarrhea & irritable bowel syndrome
      • Abused
        • Phenergam with codeine
        • Anti-nausea medication
    • Semi-synthetic opiates
      • Oxycodone
      • Buprenorphine
      • Hydromorphone
      • Heroin
        • Diacetylmorphine or morphine diacetate
        • Synthesized from morphine
        • Schedule I drug
        • Effects
          • “transcendent relaxation”
        • Euphoria
        • Tolerance quickly develops
        • Users perceive it has different effects from morphine
          • Intense rush
          • Probably not physical; social
    • Synthetic opiates
      • Meperidine/pethidine
      • Fentanyl
      • Methadone
      • Compared to morphine or heroin
        • Chemically different
        • Acts on same receptors
      • Use To Treat
        • Chronic pain
        • Maintenance drug for heroin reduction
  • III. Hallucinogenics
    • Subjective perceptual changes
    • Disrupt
      • Thinking, emotion, consciousness
      • Induce experiences
      • Not just enhance
  • 1. Psychedelics
    • LSD
      • Stimulates serotonin receptors
      • at inappropriate times
      • for longer than normal duration
    • Marijuana
      • Leaves contain THC
        • intensify sensory experience
      • Impacts release of dopamine
      • Impairs ability to form new memories
      • Impairs ability to shift focus
      • Disrupts coordination and balance
      • Binds to receptors in cerebellum and basal ganglia
      • Impairs ability to learn new skills
        • Dance, sports or driving
      • Alters how info processed in hippocampus
      • Doesn’t affect breathing and heart rate as many substances
        • Only few receptors in medulla & brain stem
      • Limits firing of all neurons
        • Both excitatory and inhibitory
      • Hypothalamus doesn’t increase appetite when starving
      • Disrupts sense of time
      • Stays in system for 4 weeks
  • 2. Dissociatives
    • Feel detached from the environment
    • Feel dream-like or unreal
      • “out of body”
    • Don’t recognize self in mirror
      • Ketamine
      • DXM
      • PCP
      • angel dust
      • Schedule II drug
    • Impacts ionotropic glutamate receptors
      • NMDA receptors
        • also inhibits nicotinic acetylcholine receptors
    • Brain damage
      • Schizophrenia-like symptoms
      • “embalming fluid” = cigarette dipped in PCP
    • Effects
      • Varies by dose
      • Loss of ego boundaries
      • Paranoia
      • Hallucinations
      • Suicidal impulses
    • Nitrous Oxide
      • Colorless, sweet, non-flammable gas
      • Laughing gas or sweet air
      • Oxide of nitrogen
        • Oxidizer in rocketry
        • Aerosol spray propellant
      • Street names: whip-its, poppers or snappers
      • Vapor is “huffed“
      • Deprives body of oxygen
        • Euphoric effect
        • Seizures
  • 3. Deliriants
    • Examples
      • Deadly nightshade
      • Jimson weed
      • Mandrake
      • Nutmeg
    • Effects
      • Stupor, confusion, confabulation
      • Disrobing and plucking
      • Conversation with imagined people
      • Don’t recognize self in mirror

 

Filed Under: Uncategorized

April 2, 2021 by ktangen

Emotion Notes

NotesHere are my notes on this topic:

1. Current emotions

  • List current emotions
  • Previously
  •   Test 2
  •   Statistics

2. What is emotion

  • Category of stimuli
    • quick & automatic
    • high arousal (strong feeling)
    • highly significant to you
    • subjective
  • Sympathetic nervous system
  • Parasympathetic nervous system
  • Sympathetic nervous system
    • Prepares for brief-vigorous action
  • Parasympathetic
    • alters activities to save energy and prepare for long-term
  • But not easy to identify emotion
  • In ourselves
  • In others
    • facial expressions
  • 10,000 expressions
  • 40 muscles
  • Across species
  • Micro expressions
    • less than a second
    • BBC: The human face
  • Gestures
  • Emblems
  • Not quite words
  • Display rules
    • Animals
    • make loud sounds
    • try to look larger
    • bare teeth
    • stare
  • Humans
    • display as social manipulation
    • cultural rules
      • similarities
      • differences

3. Amygdala

  • Limbic system
  • Amygdala
  • 2 of them (left & right)
  • Larger amygdala, more social contacts
  • Violation of personal space
  •   standing close in line
  •   across room
  • Dog pups removed from mother
  •   can hear but not see her
  •   show anxiety
  •   activity in amygdala
  • Binge drinking harms amygdala
  • Fear system
  • Threat: yes or no
    • No: high road, top-down processing
    •   sensory cortex, think
    • Yes: Thalamus
    •   lateral nucleus
    •   basolateral nucleus
    •   central nucleus
    •   response
  • Amygdala output
  •   anterior insular cortex
  •   classical conditioning
  • Amygdala involved in anything emotional

4. Basic emotions

  • Fear
  • Anger
    • eyebrows together
    • eyes glare
    • narrow lips
    • increase in skin temp
    • blood flow to arms
    • less objective observations
    • less self-monitoring
  • Disgust
    • revulsion
    • withdrawal
    • contamination
    • stick out
    • triggered if people look ill?
    • cultural differences about what is disgusting
    • gender differences: women more than men
    •   especially sexual disgust
    •   thinking about dentists
    •   predictor of divorce
  • Sad
    • emotional pain
    • take Tylenol
  • Surprise
    • shortest expression
    • raised eyebrows
    • cu rved and high
      • most important cue
    • see whites of eyes
    • dropped jaw
    •   intensity: how much drops
    • can’t be induced
    • hard to fake
  • Happiness
    • Martin Selligman’s PERMA
      • pleasure
      • engagement
      • relationships
      • meaning
      • accomplishments
  • Damage to brain reduces happiness
    • Huntington’s
    • Parkinson’s
    • MS, epilepsy & stroke

5. Theories of emotion

  • Wundt
    • pleasure
    • intensity
  • 4 Modern theories
  • Components
    • body sensations (heart rate, etc.)
    • perception of danger
    • emotion (fear)
    • behavior (run)
    • stimulus (see a bear)
  1. Common Sense
    • see a bear, feel afraid, run
  1. James-Lange
    • see a bear, run, feel afraid
  1. Two factor
    • see a bear, body & thinking result in fear
  1. Cognitive Mediation
    • assess danger, if yes do all three: body, fear, run

Filed Under: Uncategorized

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