4.1.3 Warmup

Newborns spend about __% in REM sleep.

As we get older, the proportion of time spent in N3 sleep ​ (a)   .

• decreases
• increases
• remains the same

REM sleep is associated with (a)   development?.

• brain
• heart
• body
• muscle

By the age of 60, very little sleep, if any at all, is spent in what stage of sleep?

Elderly people require much less sleep than adults.

• TRUE

• FALSE

Regina is 15 years old and her sister Ingrid is 3 years old. Which of the following would be most correct for their expected sleeping patterns?

• Ingrid experiences fewer hours of NREM sleep than Regina.

• Regina needs less NREM Stage 2 (N2) and sleeps longer than Ingrid.

• Ingrid needs about 12 hours of sleep whereas Regina needs around 9 hours of sleep each night.

• Regina needs about 8 hours of sleep and experiences more REM, whereas Ingrid needs about 13 hours of sleep and experiences less REM.

As a person ages, the total amount of time that they spend asleep each night ​ (a)   , and the proportion of time spent in NREM sleep ​ (b)   .

• decreases
• increases
• remains the same

Did you do the PLT (Unit 4 KKP 3)?

• YES!

• No... :(

Quick - draw yourself asleep!