男性,49岁。在全麻下行左上肺叶切除术,术中突然心脏停搏,已有如下给药途径,应首选()
A.气管内
B.心内注射
C.右颈内静脉
D.左下肢外周静脉
E.右桡动脉
参考答案:C
On a rainy day I was driving north through Vermont, ______ I noticed a young man holding up a sign _____ “Boston”.
A.where; reading
B.when; reading
C.where; to read
D.when; to read
影响创伤愈合的因素之一是
A.及早清创缝合B.积极控制感染C.骨折脱位及时固定D.应用糖皮质激素E.包扎、封闭体腔伤口