石决明的药用部位是() ["背甲","贝壳","干燥体","角","干燥分泌物"]
外源性化合物在机体内较次要的结合反应是() ["硫酸结合","氨基酸结合","葡萄糖醛酸结合","谷胱甘肽结合","乙酰基结合"]
斑蝥的药用部位是() ["背甲","贝壳","干燥体","角","干燥分泌物"]
细胞的内质网有几种类型() ["1.0","2.0","3.0","4.0"]
临产后进入第二产程的主要标志是() ["外阴膨隆","胎头拨露","胎头着冠","宫口开大10cm","肛门括约肌松弛"]
简述路面设计的内容,并分别阐述每一部分的基本原则或设计要点。