Flashcard on Dement and Kleitman's Study of Sleep and Dreams

Front

What was the primary aim of Dement and Kleitman's study?

Back

To explore the relationship between eye movements and dream content

Front

What percentage of participants recalled dreams when awakened from REM sleep?

Back

79.6%

Front

Which method was used to track eye movements during the study?

Back

Electrooculogram (EOG)

Front

What was a significant finding regarding dream duration estimations?

Back

Participants showed high accuracy in estimating dream durations

Answer explanation

The significant finding was that participants showed high accuracy in estimating dream durations, indicating that they could effectively gauge how long their dreams lasted.

Front

What is the primary characteristic of REM sleep?

Back

Vivid dreaming and rapid eye movements

Front

What limitation did the study face regarding its sample size?

Back

The sample size was too small

Front

What type of sleep predominates in the first half of the night?

Back

NREM sleep

Front

What physiological changes occur during NREM sleep?

Back

Muscle relaxation and slower brain waves

Front

Conclusion regarding eye movements during REM sleep?

Back

They correspond to visual imagery in dreams

Front

What is the average duration of a complete sleep cycle?

Back

90-120 minutes