【单选题】【消耗次数：1】
实验动物新生期切除胸腺后，淋巴结内（ ）
①
深皮质区缺乏T细胞
②
生发中心生成受影响
③
胸腺依赖区T细胞数目和生发中心均不受影响
④
深皮质区T细胞缺乏，同时生发中心形成也受影响
⑤
浅皮质区无明显影响
参考答案：
复制
纠错
相关题目
【单选题】
81．脾白髓的动脉周围淋巴鞘富含T细胞，属胸腺依赖区，相当于淋巴结的【 】结构区
①
A．浅层皮质
②
B．深层皮质(副皮质K)
③
C．髓索
④
D．髓质淋巴窦
⑤
E．皮质淋巴窦
【单选题】
淋巴结和脾内以T细胞为主的结构是（）
①
副皮质区和淋巴小结
②
副皮质区和脾索
③
副皮质区和动脉周围淋巴鞘
④
淋巴小结和动脉周围淋巴鞘
⑤
浅皮质和动脉周围淋巴鞘
【单选题】
动物新生期切除胸腺的后果是
①
细胞免疫功能缺陷，体液免疫功能正常
②
细胞免疫功能正常，体液免疫功能缺陷
③
细胞和体液免疫功能均不受影响
④
细胞免疫功能缺陷，体液免疫功能受损
⑤
机体造血和免疫功能均有损害
随机题目
【单选题】
Decades ago there was a time ______ people believed that the natural sources would never be used up.
①
which
②
when
③
with which
④
whenever
【单选题】
Mr. Zhang, _______ we have learned a lot, is very popular among us.
①
who
②
from that
③
from whom
④
whom
【单选题】
The boy worked hard ______ he could get the prize.
①
so that
②
so as to
③
so as
④
in order to
【单选题】
_______ my parents refused to support me, I have to earn money by myself.
①
When
②
Even
③
Since
④
So
【单选题】
Doris kept reading the poem ______ she could bear it in her mind.
①
until
②
unless
③
when
④
and