猪瘟后期回盲口出现的扣状肿属于（）
A.浮膜性炎
B.固膜性炎
C.变质性炎
D.增生性炎
E.以上都不是
参考答案：B
解析：固膜性炎又称纤维素性坏死性炎，特征是黏膜发炎时，渗出的纤维蛋白形成一层与深层组织牢固结合的纤维蛋白膜（痂），不易剥落，若强行剥离，则在黏膜面上留下溃疡病灶或出血，如仔猪副伤寒、猪瘟后期肠道上的扣状肿（淋巴滤泡）、鸡新城疫肠黏膜上的枣核样溃疡灶等。因此，猪瘟后期回盲口出现的扣状肿属于固膜性炎。故答案选择B。
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| 1. We hear the twins are going to buy a present to their parents. 2. You are the best teacher of all. Thank you to teach us so well. 3. People never use Mr, Mrs or Miss front their first names. 4. —Would you like to go swimming this Sunday? —What a good idea! I’m glad. 5. Next class we won’t talk to anything about England. | _____ _____ _____ _____ _____ |