一眼球内收不全，另一只眼球外展时出现眼球震颤是什么性质的眼肌麻痹（） ["核上性眼肌麻痹","核性眼肌麻痹","核间性眼肌麻痹","核下性眼肌麻痹","外周性眼肌麻痹"]
下列不属妊娠病的是（） ["子嗽","子脏","恶阻","转胞","胞阻"]
下列除哪项外，均是妊娠禁药（） ["峻下剂","破血剂","逐瘀剂","和血剂","有毒剂"]
带下赤白相兼，无味，阴部灼热，头晕目眩，五心烦热，舌红少苔，脉细数，治宜（） ["健脾益气，升阳除湿","清热解毒，除湿止带","泻肝清热，利湿止带","滋肾益阴，清热利湿","温肾培元，固涩止带"]
白带清冷，量多质稀，淋漓不断，腰酸如折，尿清便溏，舌淡，苔薄，脉沉迟，首选方（） ["肾气丸","二妙散","完带汤","止带方","易黄汤"]
试述气管插管的主要目的。
