🧠 psychology - dement and kleitman Flashcards
Which participants were woken up in REM / nREM based on a random number table?
PM and KC
Which participants were woken up in REM / nREM in groups of 3 REM - 3 nREM?
DN
Which participants were woken up in REM / nREM by telling them they’ll only be worken up in REM but then randomly woken in either?
WD
Which participants were woken up in REM / nREM based on experimenter’s whim?
IR
In how many awakenings in the REM group was there recall?
152 / 191
In how many awakenings in the nREM group was there recall?
11/160
In nREM awakenings within 8 minutes of REM sleep, how many dreams were recalled out of how many awakenings?
5 / 17
In nREM awakenings after 8 minutes of REM sleep, how many dreams were recalled out of how many awakenings?
6 / 132
What were participants likely to describe in nREM awakenings?
Feelings but not specific dream content
When were participants least likely to remember a dream?
When EEG had ‘spindles’ (like stage 2), they were bewildered and reported anxiety or pleasantness
Out of the 39 non recalled REM dreams, describe the distribution of when this happened?
- 19 in the first 2 hours
- 11 in the second 2 hours
- 5 in the third 2 hours
- 4 in the last 2 hours
In how many occasions did participants correctly guess that they were dreaming for 5 minutes?
45 / 51
In how many occasions did participants correctly guess that they were dreaming for 15 minutes?
47 / 60
How did lengths of narratives after 30-50 minutes of REM vary from those of 15 minutes of REM?
They did not
How many awakenings were used to answer Q3?
35
How many awakenings had mainly vertical eye movements?
3
How many awakenings had mainly horizontal eye movements?
1
How many awakenings had little to no eye movements?
10
How many awakenings had mixed eye movements?
21
What was the sample?
7 males, 2 females } 5 studied in detail
How were eye movement - dream content correlations confirmed?
20 Naive subjects and 5 experimental subjects were asked to observe distance and close up activity when awake. These eye movements were comparable in amplitiude and magnitude to those when dreaming.
