正常人肩胛间区第3、4胸椎水平可听及的呼吸音是()。
A.支气管肺泡呼吸音
B.支气管呼吸音
C.肺泡呼吸音
D.持续性呼吸音
E.粗糙性呼吸音
参考答案:A
The stranger stopped and turned around ___________to see is someone was following him.
A.every few meters
B.every a few meters
C.every other meters
D.every meters
中心V测收缩压25mmHg、舒张压0 mmHg: