單項(xiàng)選擇題具有過敏毒素作用的補(bǔ)體的生物活性片段是()

A.C2a,C5a
B.C2a,C3b
C.C3a,C5a
D.C4b,C2a
E.C4a,C2a


你可能感興趣的試題

1.單項(xiàng)選擇題具有趨化作用的補(bǔ)體成分是()

A.C2b,CAa
B.C5b67,C5a,C3a
C.C3a,C4b
D.C2A.C5a
E.C3b

2.單項(xiàng)選擇題補(bǔ)體替代激活途徑中C5轉(zhuǎn)化酶是()

A.C3bnBbP
B.C3P
C.C3bBbP
D.C4b2b3b
E.C3bBb

3.單項(xiàng)選擇題補(bǔ)體的經(jīng)典激活途徑中C3轉(zhuǎn)換酶為()

A.C14
B.C24
C.C143
D.C3bBb
E.C4b2b

5.單項(xiàng)選擇題補(bǔ)體片段中,具有激肽樣作用的是()

A.C2a,C4a
B.CAb,C3b
C.C5b
D.C2a,Clq
E.C3a,C5a

6.單項(xiàng)選擇題攻膜復(fù)合體為()

A.C4b2b3bn
B.C5b678(9)n
C.C4b2b
D.C3bBb
E.C4b3b

7.單項(xiàng)選擇題在補(bǔ)體替代激活途徑中C3轉(zhuǎn)換酶是()

A.D因子
B.C4b2b
C.C3bBb
D.C3bBbP
E.C1S

8.單項(xiàng)選擇題遺傳性血管神經(jīng)性水腫病人()

A.因吸入過敏原導(dǎo)致癥狀突然發(fā)生
B.C1抑制因子缺乏或功能缺陷
C.C2、C4水平常在正常范圍內(nèi)
D.病人IgE水平過高
E.C3a和C5a合成過量

9.單項(xiàng)選擇題下列刺激肥大細(xì)胞釋放組胺的成分是()

A.C1q
B.C2b
C.C3b
D.C5a
E.CAb

10.單項(xiàng)選擇題既能結(jié)合補(bǔ)體又能與SPA結(jié)合的Ig是()

A.IgM
B.IgG
C.IgA
D.IgE
E.IgD