题目内容
慢性支气管炎患者咳痰的病理基础是
2021-11-09
A.支气管黏膜上皮细胞变性、坏死脱落
B.腺体肥大、增生，黏膜上皮内杯状细胞增多
C.支气管壁淋巴细胞浸润
D.软骨萎缩、纤维化、钙化和骨化
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