Understanding Sleep Quiz

What is the first stage of sleep called?

• N2 sleep

• N1 sleep

• N3 sleep

• REM sleep

How long does N1 sleep typically last?

• 10 to 15 minutes

• 1 to 5 minutes

• 30 to 60 minutes

• 60 to 90 minutes

Which stage of sleep is known for deep sleep and delta waves?

• N1

• N2

• N3

• REM

What significant bodily function occurs during N3 sleep?

• Memory processing

• Dreaming

• Muscle repair

• Increased heart rate

What is REM sleep associated with?

• Deep relaxation

• Vivid dreams

• Slowed brain activity

• Muscle growth

How often does the sleep cycle repeat throughout the night?

• 2 to 3 times

• 3 to 4 times

• 5 to 6 times

• 6 to 7 times

What does the term "sleep architecture" refer to?

• The physical structure of a bed

• The organization of sleep stages

• The design of sleep environments

• The duration of sleep

Which stage of sleep is believed to contribute to creativity and insightful thinking?

• N1

• N2

• N3

• REM

What is the role of dreams according to the video?

• To create new memories

• To serve as mental housekeeping

• To enhance physical strength

• To induce relaxation

How does the video suggest most people perceive sleep?

• As a complex process

• As a passive state of rest

• As an active phase of learning

• As a time for muscle growth