2.1 Dement and Kleitman

What are main psychology being investigated?

Sleep, Dreams, and ultradian rhythms

What sleep do we dream in?

REM

What measures eye movement

EOG

What is the first Aim?

Does dream differ in REM and nREM

What is the second Aim

Is there a positive correlation between participants guess of dream duration and length of REM period before awakening (Can they acuratly guess 5 or 15 mins of sleep when woken up.)

What is the third aim?

are eye movements related to dream content

How many people were there, and what gender?

9 people total = 7 men, 2 females

Which research method was used?

correlation, repeated measures, and self report

what are the IV and DV of repeated measures?

IV - woken in REM/nREM

DV - dream recall

What controls were used?

Not told about which stage of sleep, no caffeine/alcohol and a normal diet, and lastly in a dark and quiet room

What can PS not say when theyre sharing their dream.

“I have a dream”

DN

3 groups in REM

3 groups in nREM

IR

no order

PM/KC

Random number table

WD

told only woken in REM sleep

Ps would recall more in what type of sleep?

REM

did PS always recall in REM?

No.

What were two covariables?

REM length and # of words in dream narrative

Ps were more accurate to guess…

5 minutes

Was there a significant positive correlation found?

yes

What are the EM categories?

Mixed or little EM, Horizontal, and vertical

What EM was detected in the TOMATO dream?

Horizontal

What EM was detected in the LADDER dream?

vertical

What EM was detected in the driving and TBONE

Little to none EM

What EM was detected in the fighting dream?

Mixed EM

What are rare EMs?

Vertical and Horizontal

Where is this located?

University of Chicago

What were the conclusions?

Dreaming only occurs in REM, participants can accurately guess 15 and 5 mins, lastly eye movement = the type of dream

Would Ps dream EVERY night?

Yes, just may not remember because… we forget

When would dreaming occur?

late at night

What if a participant remembers their dream in nREM?

they’re remembering another dream they had previously

What does Self Report Measure?

• eye movement

• self report of dream

EEG

has high control

• is standardized