Sleep Science
How long does a full sleep cycle typically last in adults?
90 Minutes
What is the class motto for this course?
A Drowsiness is Red Alert
What sleep disorder involves trouble falling or staying asleep, leading to daytime impairment?
Insomnia
True or False: Using your phone in bed can make it harder to fall asleep.
True
In what year was the first Sleep and Dreams class taught at Stanford?
1971
What stage of sleep is most associated with vivid dreaming?
REM
What is the leading cause of death among college students?
Accidents involving drowsiness
What causes breathing to repeatedly stop during obstructive sleep apnea?
Throat Blockage
True or False: You can fully make up for lost sleep on the weekend
False
Where was the very first lecture held due to lack of space?
What two biological systems influence when we fall asleep and wake up?
A: Homeostatic & Circadian
Drowsy driving impairs you at the same level as what blood alcohol content?
0.08 BAC
What disorder includes sudden muscle weakness triggered by emotions?
Narcolepsy with cataplexy
True or False: Everyone needs exactly 8 hours of sleep per night.
Who founded the course and helped pioneer sleep medicine?
William Dement
True or False: Most people briefly wake up after every REM cycle.
True
What tool is used to measure daytime sleepiness?
Epworth Sleepiness Scale
What symptom of sleep apnea is often first noticed by a partner?
Loud snoring
Do boring lectures cause sleepiness, or reveal it?
Reveal it
When was clinical sleep medicine first established at Stanford?
1970
Which sleep stage shows the slowest brain waves on an EEG?
N3 / slow-wave sleep
How many hours of sleep deprivation can impair you like a 0.10 BAC?
24 Hours
What disorder is characterized by overwhelming sleep attacks during the day?
Narcolepsy
True or False: Melatonin supplements are always safe and effective at any dose.
False
What sleep stage did Dement co-discover that’s known for vivid dreams?
REM Sleep