Sleep and Dreaming

Question 1

high frequency, low amplitude waves means the body is

Answer 1

alert and awake

Question 2

what are the 5 different types of waves?

Answer 2

1. theta
2. sleep spindle / k-complex
   3/4. delta (high amp, low freq)
3. beta (REM)

Question 3

True or False

the process of falling asleep goes from high freq, low amp to low freq, high amp

Answer 3

TRUE

Question 4

sleep spindle

Answer 4

a burst of high frequency activity

Question 5

facts about REM sleep

Answer 5

• rapid eye movements
• body paralysis (neck down)
• active brain activity
• dreams

Question 6

What is REM behavior disorder?

Answer 6

these people will often act out their dreams

Question 7

what stage does sleep walking happen in?

Answer 7

1 or 2

Question 8

what are microsleeps

Answer 8

when you check out for 30sec-1min and then come back

Question 9

benign insomnia and example

Answer 9

harmless and treatable (ex: restless leg syndrome: leg kicks out when they try to fall asleep and wakes them up again)

Question 10

Sedative / alcohol induced insomnia

Answer 10

tolerance: having to take more of a drug to get the same effect

Question 11

hypnogogic hallucinations

Answer 11

occur when you first fall asleep in stage 1

Question 12

night terrors

Answer 12

non REM sleep nightmares (more often with children)

Question 13

sleep paralysis

Answer 13

occurs in REM sleep from the neck down

Question 14

sleep walking

Answer 14

tends to happen with children or adults in high stress situations

Question 15

REM behavior disorder

Answer 15

when people do not experience sleep paralysis and will act out their dreams

Question 16

narcolepsy

Answer 16

intense periods of sleep that are triggered by high emotions and unavoidable. person goes into REM sleep while they’re still awake, and even experiences paralysis and can collapse in extreme cases. (has genetic basis)

Question 17

sleep apnea

Answer 17

this person falls asleep and stops breathing allowing them to only sleep for a few minutes at a time. CO2 builds up and wakes them up with a big snort and then they go back to sleep. (cause: obesity or young children)
they all snore really loudly.

Question 18

what are the 3 theories of dreaming?

Answer 18

1. Freudian
2. cognitive
3. activation-synthesis

Question 19

Freudian theory of dreaming:

Answer 19

dreams as unconscious with fulfillment and conflicts

Question 20

cognitive theory:

Answer 20

dreams help brain consolidate memories and cope with emotional situations. dream content is influenced by external events.

Question 21

activation-synthesis theory:

Answer 21

dreams are the brains attempt to make sense of random brain activity that occurs during sleep (meaningless). limbic system is active causing intense emotions. frontal not active causing acceptance of illogical events.

Question 22

hypnosis:

Answer 22

an altered state of consciousness marked by relaxation, suggestibility, and lack of reality testing