1. 우리 몸에서 일어나는 항상성 기전의 예를 하나 제시하고, 어떠한 기전(신경계 또는 내분비계)에 의해 항상성이 유지되는지 설명하시오.
신체의 항상성은 혈당, 산소나 이산화탄소와 같은 기체 농도, pH, 체온 등 다양한 조건들을 일정 수준으로 조절한다. 예를 들어 혈당량이 높아지면 이자의 이자섬
tightjunction으로 결합되어 있는 표피세포의 single layer를 포함하고 있다. 위와 소장의 mucus secreting cell에서 분비되는 Trefoil factor는 mucosal barrier의 복구를 촉진하고 강화한다. 게다가 luminal and brush border enzyme, 담즙, 강력한 pH는 pathogen을 파괴하고 항원이 덜 immunogenic하게 한다. 면역학적 구성요소는 선천적인
TIGHT on Vannacutts
screaming maw -- and suddenly we hear SOUND AGAIN --
-- but, for some reason, its not a human cry, but the
CROWING OF A ROOSTER -- and when we PULL BACK OUT we see that
what were now watching is the Crowing Rooster and four
blazing camera lenses that was the logo of the old PATHE
NEWSREEL. The stentorian VOICE OF PATHE booms OVER:
VOICE OF PATHE
October 11, 1931: Los Angeles!
A River Runs Through It script
Long ago, when I was a young man, my father said to me...
"Norman, you like to write stories."
And I said, "Yes, I do."
Then he said, "Someday, when youre ready...
you might tell our family story.
Only then will you understand what happened and why."
In our family, there was no clear line between religion and fly-fishing.
We lived at the junction of great tro
The final four capsules are sealed, lids in place.
ANGLE - INSIDE CAPSULE
NEWT, then RIPLEY. HICKS next, his head and chest bandaged. Then BISHOP in his caul of plastic. But the lid of Bishops capsule is misted with hothouse condensation.
CLOSER
A tear of fluid streaks the condensation.
An alarm SOUNDS.
A monitor begins to scroll data.
TIGHT ON MONITOR
"TROOP TRANSPORT SULACO
CMC 846A/BETA