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Psychology > Sleep > Flashcards

Sleep Flashcards

0
Q

Circadian rhythms?

A

Biological rhythms that occur every 24 hours

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1
Q

What is consciousness x

A

Awareness of yourself and environment

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2
Q

Infradian rhythms

A

Biological rhythms that occur once a month or once a season

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3
Q

Ultradian rhythms

A

Biological rhythms that occur more than once each day

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4
Q

How does sleep deprivation effect us?

A

Immune system, increase levels of stress, overweight, road deaths

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5
Q

What role does the hypothalamus play in sleep?

A

It is the control centre for our 24 hour sleep rhythm

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6
Q

What is melatonin?

A

The hormone that helps regulate the sleep wake cycle

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7
Q

Why do we need sleep?

A

Because of preservation and restoration

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8
Q

What is stage 1 of sleep?

A

Lasts 5 minutes, slowed breathing, irregular brainwave patterns. You may not realize you are asleep

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9
Q

Stage 2?

A

Brainwaves cycle more slowly. Off and on, you will spend over half of your night of sleep in this stage

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10
Q

What are stages 3 and 4

A

Rejuvenating sleep stages that last 30 minutes

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11
Q

What is rem sleep

A

Your brain waves pick up a little strength and speed, your eyes move rapidly and you dream vividly considered paradoxical sleep

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12
Q

How many minutes a night do we spend dreaming?

A

About 100, we all dream every night of our lives

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13
Q

Who contributed to the earliest dream theory?

A

Sigmund Freud

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14
Q

What are four modern theories of dreaming?

A

Information processing
Physiological function
Activation synthesis
Cognitive development

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15
Q

Do animals experience REM sleep?

A

Yes, but we don’t know if they dream

16
Q

What is insomnia?

A

Recurring problems falling asleep or staying asleep?

17
Q

What is sleep apnea?

A

Repeated awakenings as a result of not being able to breathe. Loud snorers, make overweight over 40

18
Q

What is narcolepsy?

A

Uncontrollable sleep attaches, automatically falling into REM sleep

19
Q

Somnambulism?

A

Sleepwalking

20
Q

Night terrors?

A

Terrifying dreams, seldom remembered

21
Q

Bruxism?

A

Teeth grinding

22
Q

Enuresis?

A

Bed wetting

23
Q

What is myoclonus?

A

Sudden jerk of a body part during stage 1

24
Q

What is hypnosis?

A

A social interaction in which a hypnotist makes suggestions about perceptions, feelings, thoughts and behaviours and a subject follows these suggestions

25
Q

What are two key explanations of hypnosis?

A

Social influence theory - our environment can have a huge effect on our behaviour and experiences
Divided consciousness theory- our consciousness splits

26
Q

What is posthypnotic suggestion?

A

Suggestions that the subject will carry out after the hypnosis session has ended

27
Q

Applications of hypnosis?

A

Hypnosis can recover lost memories, be used in therapy and pain control

Psychology (8 decks)

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