The risk of infection for that patient hasn't diminished after the operation. _________ , it has increased.
The risk of infection for that patient hasn't diminished after the operation. _________ , it has increased.
以下关于真空系统真空度试验的要求叙述正确的是( )。
符合二尖瓣狭窄震颤特点的是( )
胸骨右缘第2肋间收缩期震颤
胸骨左缘第2肋间收缩期震颤
胸骨左缘第3、4肋间收缩期震颤
心尖部舒张期震颤
胸骨左缘第2肋间及其附近连续性震颤