剖宫产病人首选的麻醉方法为()
A.局部浸润麻醉
B.针刺麻醉
C.脊麻
D.硬膜外阻滞
E.气管内插管全身麻醉
参考答案:D
______ from endless homework on weekends, the students now find their own activities, such as taking a ride together to watch the sunrise.
A.Freed
B.Freeing
C.To free
D.having freed
恶心伴随症状的临床意义下列哪项正确()。
A.腹泻--十二指肠淤滞
B.呕吐物量大且有粪臭--幽门梗阻
C.眩晕--美尼尔综合征
D.右上腹痛及发热--食物中毒
E.头痛及喷射性呕吐--基底动脉供血不全