抗酸药中和胃酸,用于治疗胃溃疡的作用机制是() ["干扰核酸代谢","影响酶的活性","补充体内物质","改变细胞周围的理化性质","影响生物活性物质及其转运体"]
中国人口分布有哪些特点?
下列关于HIV急性感染期的描述,错误的是() ["临床表现较为典型,易识别","可以出现发热、全身不适、淋巴结肿大等表现","通常为HIV复制开始阶段","血中可以检测出p24","CD4+<\/sup>T细胞降低明显"]
西咪替丁与硝苯地平合用,可以影响硝苯地平的代谢,使硝苯地平() ["代谢速度不变","代谢速度减慢","代谢速度加快","代谢速度先加快后减慢","代谢速度先减慢后加快"]
手少阳三焦经的走向为() ["A.胸走手","B.手走头","C.头走足","D.足走腹","E.手走胸"]
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