对左炔诺孕酮的描述正确的是() ["为抗孕激素","有4-烯-3-酮结构","C-13上有甲基取代","结构中有17a-乙炔基","C-13位上有乙基取代"]
蜜蜂变形虫的寄生部位是() ["中肠","马氏管","腹部","体表","胸部"]
下列不是由肝火上扰所致的表现是()。 ["耳鸣","耳聋","目眩","目昏","目赤"]
患者,男,19岁。手足心热,夜眠多梦,时有遗精,舌质红,脉细数。用药应首选的是()。 ["黄芩、黄连","黄连、黄柏","黄芩、黄柏","黄柏、知母","白果、莲子"]
下列哪些药物属于体内原始激素() ["睾酮","雌二醇","氢化可的松","黄体酮","氢化泼尼松"]
魏晋南北朝盛行品评人物影响=及出了品评艺术著作,主要有:钟嵘《诗品》、《古画品录》、《曲品》、《书品》、《()》。