发生闭合性气胸,当肺萎缩为多少时需要胸腔引流()
A.肺萎缩<30%
B.肺萎缩30%~50%
C.肺萎缩>50%
D.肺萎缩30%~60%
E.肺萎缩>60%
参考答案:C
Many relevant problems____ when prices of daily goods _____ sharply, which is beyond the
ordinary people's buying capacity. [ ]
A. rise; arise
B. raise; arise
C. arise; rise
D. arise: raise
()的方法主要有心前区叩击术和胸外心脏按压术两种。
A.心脏复苏
B.心脏恢复
C.人工呼吸
D.心理疏导