脑栓塞最常见下列哪种栓子来源?()
A.血管源性
B.心源性
C.感染性
D.原因不明性
E.脂肪性
参考答案:B
Three trees can do the job of 15air-conditioners _________ almost all day.
A.run
B.are running
C.ran
D.running
SLE中枢神经系统损害可表现为()
A.精神障碍
B.脑膜炎
C.脑炎
D.癫痫样抽搐