A.胸腔負(fù)壓肺尖小于肺底 B.肺泡無(wú)效腔肺底小于肺尖 C.V/Q肺底高于肺尖 D.順應(yīng)性肺尖優(yōu)于肺底 E.肺靜脈壓肺尖與肺底一致
A.肺栓塞 B.肺不張 C.氣胸 D.支氣管痙攣 E.肥胖
A.PaO250mmHg,PaCO225mmHg B.PaO295mmHg,PaCO240mmHg C.PaO260mmHg,PaCO245mmHg D.PaO260mmHg,PaCO225mmHg E.PaO250mmHg,PaCO255mmHg