Sleep

Question 1

What is narcolepsy?

Answer 1

Dysfunction of the processes that regulate sleep and wake states

Question 2

What are symptoms of narcolepsy?

Answer 2

1. Excessive daytime sleepiness
2. Person experiences overwhelming wave of sleep and falls asleep
3. Cataplexy - type 1 narcolepsy

Question 3

Stage 1 - N1

Answer 3

Lightest level of sleep, lasts a few min. If awakened, people will feel like they were daydreaming

Question 4

Stage 2 - N1

Answer 4

Relaxation progresses, person is still easily aroused, brain and muscle activity slow

Question 5

Stage 3 - N3

Answer 5

Slow-wave sleep, deepest stage, sleeper is difficult to arouse, vital signs are lower

Question 6

REM sleep

Answer 6

Vivid, full color dreaming, usually last 90 minutes and gets longer each cycle, rapid eye movement, very difficult to arouse sleeper