作者sodomite (sodomite)
看板TransBioChem
标题[书籍] 想请问一下四题考古题的答案..
时间Wed Jun 24 16:41:04 2009
在网路上找了很多资料还是不知道答案
有没有人可以破解一下呢?
1.
In the transfer of bilirubin from blood to bile,
how many glucuronides will be conjugated with one bilirubin in hepatocyte
for secretion to bile ductile?
a.1 b.2 c.4 d.6 e.8
2.
Which of the following descriptions is not true?
a.prostaglandins are responsible for producing feverand inflammation
and its assocaited pain
b.prostaglandins are derived from fatty acid arachidonic acid in reaction
catalyzed by the enzyme prostaglandin endoperoxide synthase.This
enzyme,a cyclooxygenase,uses oxygen to convert arachidonic acid to
PGG2, the intermediate precursor of many different prostagladins
c.Ibuprofen is an inhibitor of prostaglandin endoperoxide synthase.
d.By inhibiting the synthesis of prostaglandins,ibuprofen reduces inflammation
and pain
e.The type of inhibition that ibuprofen exerts on prostaglandin endoperoxide
synthase is competitive inhibition
3.
About cholesterol metabolism,which of the following is not correct?
a.HDL receptor activity governs cholesterol removal from the blood
b.HMG-CoA reductase is the primary control site for cholesterol biosynthesis
c.The rate oof esterification of cholesterol is controlled by ACAT
d.ACAT stands for acyl-CoA:cholesterol acyltransferase
谢谢啦!!
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