人共有几对鼻窦:()
A.1对
B.2对
C.3对
D.4对
E.5对
参考答案:D
对异位妊娠患者,最有助于诊断的检查应是
A.腹部触诊压痛、反跳痛B.尿妊娠试验(+),后穹窿穿刺抽出不凝血C.宫颈举痛D.尿妊娠试验(+)E.腹部叩诊移动性浊音(+)
设有关键码序列(16,9,4,25,15,2,13,18,17,5,8,24),要按关键码值递增的次序排序,采用初始增量为4的希尔排序法,一趟扫描后的结果为________。
A.(15,2,4,18,16,5,8,24,17,9,13,25)
B.(2,9,4,25,15,16,13,18,17,5,8,24)
C.(9,4,16,15,2,13,18,17,5,8,24,25)
D.(9,16,4,25,2,15,13,18,5,17,8,24)