Test 3 Flashcards
How much does metabolism decrease when we sleep?
20-30%
Sleep ________ but doesn’t _________
Sleep REFRESHES but doesn’t RESTORE
If you have a lack of sleep what happened to the immune system?
Weakens
How many hours of sleep do infants require?
16-20 hours/day (min 14)
How many hours are recommended for an adult?
8
Adults spend less time sleeping but need more _____
Rest
Circadian rhythm is also known as
Biorhythm
24-hour day-night sleep/wake pattern/cycle
Circadian rhythm
What are the two stages of sleep?
REM & NREM
What is NREM.
Non rapid eye movement stage 1-4
What is REM?
Rapid eye movement
What happens during REM
Muscle activity depressed
What happens when you don’t get enough REM?
Impaired memory and learning
Is there an REM repair stage?
Yes
What happens during sleep?
REM and NREM cycle?
How often do they cycle?
90-120 mins 4-6 cycles per night
Increased metabolism
Affects sleep
What causes increased metabolism?
Hypothryoidism