Week 9 & 10 (Consciousness) Flashcards

(39 cards)

1
Q

Beta Bands

A

13-24 CPS
Normal waking thoughts, problem solving

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2
Q

Alpha bands

A

8-12 CPS
Deep relaxation, blank mind, meditation

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3
Q

Theta bands

A

4-7 CPS
Light sleep

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4
Q

Delta bands

A

Less than 4 CPS
Deep sleep

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5
Q

Chronotype

A

Optimal time to fall asleep according to circadian rhythm

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6
Q

Jet Lag adjustment times

A

East: a day for each time zone
West: Two thirds of a day per each time zone

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7
Q

Electromyograph (EMG)

A

Records muscular activity and tension

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8
Q

Electrooculohtaph (EOG)

A

Records eye movements

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9
Q

Hypnic jerks

A

brief muscular con-tractions that occur as people fall asleep, generally occur during stage 1 drowsiness

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10
Q

Sleep Spindles

A

brief bursts of higher-frequency brain waves
during stage 2 of sleep

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11
Q

How many times is the sleep cycle repeated per one night?

A

4 times

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12
Q

Newborn sleep cycle

A

REM (50%) and nREM sleep only

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13
Q

REM portion of sleep for adults

A

20%

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14
Q

ascending reticular activating system (ARAS)

A

consists of the afferent fibres running through the reticular formation that influence physiological arousal.

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15
Q

benzodiazepine sedatives

A

insomnia treatment
originally developed to relieve anxiety,

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16
Q

non- benzodiazepine sedatives

A

insomnia treatment
designed primarily for sleep problems

17
Q

manifest content

A

consists of the plot of a dream at the surface level

18
Q

latent content

A

consists of the plot of a dream at the surface level

19
Q

Theories of dreaming

A

wish fulfillment
problem solving
activation synthesis

20
Q

hypnotic effects

A

anesthesia
sensory distortions and hallucinations
disinhibition

21
Q

focused attention meditation

A

attention is concentrated on a specific object, image, sound, or bodily sensation (such as breathing).

22
Q

open monitoring

A

attention is directed to the contents of one’s moment-to-moment experience in a nonjudgmental and nonreactive way

23
Q

loving kindness meditation

A

first developing love and compassion for oneself and then broaden this love to more “unlikeable” others

24
Q

Psychoactive drug

A

chemical substances that modify mental, emotional, or behavioural functioning.

25
six categories of psy- choactive drugs
opioids, sedatives, stimulants, hallucinogens, cannabis, and alcohol.
26
opioids
natural or synthetic substances that are capable of relieving pain
27
opiates
derived from the opium poppy
28
sedatives
sleep-inducing drugs that tend to decrease central nervous system (CNS) activation and behavioural activity
29
Stimulants
drugs that tend to increase cen-tral nervous system activation and behavioural activity.
30
Hallucinogens
a diverse group of drugs that have powerful effects on mental and emotional functioning, marked most prominently by distor-tions in sensory and perceptual experience
31
Cannabis
the hemp plant from which mari-juana, hashish, and THC are derived.
32
Alcohol
a variety of beverages con-taining ethyl alcohol
33
Factors Influencing Drug Effects
user’s age, mood, motivation, personality, previous experience with the drug, body weight, and physi- ology. the dose and potency of a drug, the method of administration, and the setting in which a drug is taken
34
Stimulant overdose
heart attack, stroke, or cortical seizure.
35
Depressants overdose
respiratory system usually grinds to a halt, producing coma, brain damage, and death within a brief period
36
Sleep Stage 1
Brief transition stage of light sleep, lasting a few (1-12) minutes ▫ Breathing and heart rate slow, muscle tension and body temp. decline, hypnic jerks ▫ Alpha waves > theta waves
37
Sleep Stage 2
30-60 min ▫ Heart rate, muscle tension, and body temp. continue declining ▫ Sleep spindles
38
Sleep Stage 3
30 minutes ▫ High amplitude, low-frequency delta waves are prominent
39
REM sleep
a deep stage of sleep marked by rapid eye movements, high-frequency brain waves, and dreaming During the course of sleep, REM periods gradually get longer and NREM periods get shorter and shallower.