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Psych 104 > Chapter 6 > Flashcards

Chapter 6 Flashcards

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1
Q

Attentional blindness

A

A failure to notice something obvious changing in front of us when focused on something else

eg. gorilla in ball passing video

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2
Q

Change blindness

A

A failure to notice large changes in ones environment, eg researcher asking for direction.

eg. switching people fast behind wood asking for directions,

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3
Q

fMRI

A

increases activity in brain, maybe we gain understanding of consciousness/understanding in the brain

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4
Q

Automatic processing

A

Occurs when we know a test so well that we do it without much attention. Allows less focus on consciousness.

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5
Q

Controlled Processing

A

Helps us with more complex or new task situations. Slower than automatic processing

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6
Q

Behavioural Study

A

Objective measures, eg rouge test, mirror recognition test. (monkeys look into mirror and know its them)

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7
Q

Circadian Rhythms

A

Rhythmic daily cycles
Wakefulness –> sleep

peep slides

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8
Q

Sleeping

A

sleep regulated by specific part of the hypothalamus

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9
Q

Suprachiasmatic nucleus (SCN)

A

Signals to the pineal gland to release melatonin
Active-Reduce
Inactive-Increase

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10
Q

Stage 1 of sleep,

A

Light Sleep (1-10min)
Alpha/beta waves from wakefulness transition to theta waves then you have fallen asleep

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11
Q

Stage 2

A

Deeper sleep, (10-25 min)
Body is slowing down, heartrate and more,
Sleep spindles (1-2 seconds of rapid brain active that keep the brain awake)

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12
Q

Stage 3/4

A

Deeper sleep (10-30 min)
Appearance of delta waves
Slow wave sleep

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13
Q

Stage 5

A

REM sleep (rapid eye movement)
Occupies 20-25% of our night sleep
Cycles of REM sleep last between 20min-1h
REM sleep paralysis (dream dream dream dream dream)

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14
Q

Why Sleep?

A

Restoration theory - Repair and rest
Circadian rhythm theory - Survival (most at risk at night)
Learning Theory - learning works better with sleep

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15
Q

Freud’s Dream Protection Theory

A

The Interpretation of Dream (1900)
Basically Hidden Content: Manifest and Latent content

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16
Q

Manifest

A

The actual dream

17
Q

Latent Content

A

What the dream symbolizes eg, 3 = penis

18
Q

Activation- Synthesis Theory

A

Saying Dreams mean Nothing
Activation: random neural activity in the brain
Synthesis: cerebral cortex interprets activity

19
Q

Insomnia

A

Difficulty falling and staying asleep, most common sleep disorder, caused by stress and includes people with Pseudionsomniacs (swear they are not sleeping but they are)

20
Q

REM sleep behaviour Disorder (RBD)

A

REM sleep paralysis is disabled (act out dreams in real life while they sleep)

21
Q

Sleepwalking

A

Somnambulism , where ppl fall asleep and walk, common in jits

22
Q

Out-of-body experiences

A

A sense of consciousness leaving our body, about 25% of all college students experience.

23
Q

Near-Death Experience

A

Out of body experience where people almost or think they will die, passing through dark running into the light.

24
Q

Meditation

A

A mental procedure where we focus on some external or internal object, event or sense of awareness

Concentrative: focus on one thing
Mindfulness: let thoughts slow freely

25
Q

Benefits to Meditation

A

lower blood pressure, less stress, change to hormones, improvement in attention, more “positive brain activity” improve in brain longterm

26
Q

Hypnosis

A

Social interaction where people respond to shit, can help smoking succession

27
Q

Stimulants

A

Stimulate and heighten activity in the body, increase heart rate, blood pressure, mood, restlessness
Decreases sleep
interferes with reuptake of dopamine (allow dopeimine to last longer)
Increases release of dopamine

28
Q

Cocaine

A

Feel Alert, energy, sociable, feeling amazing
Can lead to Parania, psychotic, violence
Blocks reuptake of dopamine

29
Q

Amphetamines

A

Reduces fatigue via increase of dopamine
Side effects: insomnia, anxiety, addictive

30
Q

Depressants

A

Depress/decrease behavioural and mental activity
Alcohol and sedative-hypnotics

31
Q

Alcohol

A

Small doses: feel relax, elevate mood, impart judgement,
Large doses: sedating and depressant effects more apparent, Brain centre becomes depressed

Increase GABA
Decrease Glutamate

32
Q

Opiates (narcotics)

A

Relieve pain and induce sleep (Heroin, morphine, codeine, oxycodone)

33
Q

Mu opioid Receptor

A

Opiates bind to and stimulate receptors to relieve pain, Heroin works on mu and dopamine receptors

34
Q

Hallucinogens (psychedelics)

A

Alters cognition mode and perception
Interferes with serotonin and dopamine
LSD, mushrooms, MDMAish

35
Q

Marijuana

A

THC: relaxed mental state, uplifted mood, distortions in perception or cognition. Decreases in reaction time, motor coordination, memory Hippocampus (memory)

CBD: Anti anxiety, anti-inflammatory, anti-psychotic

36
Q
A

Psych 104 (10 decks)

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