sleep.
5 There little Tom Dacre, who cried when his head
6 That curled like a lambs back, was shaved, so I said,
7 Hush Tom never mind it, for when your head's bare,
8 You know that the soot cannot spoil your while hair.
9 And so he was quiet, & that very night,
10 as Tom was a sleeping he had such a sight,
11 That thousands of sweepers Dick, Joe Ned & Jack
1
sleep. In dream sleep, the animal is powerfully immobilized and remarkably unresponsive to external stimuli. Dreamless sleep is much shallower, and we have all witnessed cats or dogs cocking their ears to a sound when apparently fast asleep. The fact that deep dream sleep is rare among pray today seems clearly to be a product of natural selection, and it makes sense that today, when sleep is high
sleep spindle)가 특징적. 간혹 톱니 같은 파장(sharp wave)과 더불어 K복합체를 형성하기도 함
3단계
깊은 수면상태
뇌파는 점점 불규칙해지고 비교적 높은 전압의 서파로 변함
0.5~2Hz의 델타파(delta wave)와 3~6Hz의 세타파가 나타남
서파수면(slow wave sleep)또는 깊은 수면(deepsleep)이라고 함
4단계
가장 깊은 수
sleep. For the next half hour or so, as you relax more and more, you will drift down through stage 2 and stage 3 sleep. The lower your stage of sleep. slower your brain waves will be. Then about 40to 69 minutes after you lose consciousness you will have reached the deepest sleep of all. Your brain will show the large slow waves that are known as the delta rhythm. This is stage 4 sleep.
You do no
sleep.
I already told the doc,
I locked the pen like I do every night.
The fish got out some other way.
What are you looking at me like that for?
Who are you going to trust?
Me, thats who. You trust me.
You know why? Because Im trustworthy.
How high are these fences off the water?
Given the surface variations
and tensile strength--
Short answer, man.
Eight feet, give or take a centimeter.
Im sorr