骨盆骨折最危险的并发症是() ["骨盆腔内出血","膀胱破裂","尿道断裂","直肠损伤","骶丛神经损伤"]
引起传导性聋的常见后天性疾病不包括()。 ["分泌性中耳炎","外耳道耵聍栓塞","梅尼埃病","鼓膜外伤","急、慢性化脓性中耳炎"]
隧道洞门的主要组成部分是()。 ["边墙","正面端墙","洞顶排水系统","洞口过渡衬砌"]
"本乎天者亲上,本乎地者亲下",说明了阴阳学说的哪种关系?() ["A.阴阳对立制约","B.阴阳互根互用","C.阴阳互藏","D.阴阳转化","E.阴阳自和与平衡"]
婴儿排大便异常的是()。 ["A.生后12小时排胎便","B.母乳喂养,每日排便2~4次","C.母乳喂养,大便性状稀薄","D.牛乳喂养,大便可两天一次","E.混合喂养,大便稀每天多次"]
结膜结石