A.消化道全長(zhǎng)都受交感和副交感神經(jīng)雙重支配 B.副交感神經(jīng)興奮時(shí)末梢主要釋放乙酰膽堿 C.交感神經(jīng)末梢釋放的遞質(zhì)為腎上腺素 D.副交感神經(jīng)興奮時(shí)可抑制胃腸運(yùn)動(dòng)和分泌 E.以上都對(duì)
A.肺泡氣氧分壓將增加2倍 B.動(dòng)脈血氧飽和度將增加2倍 C.動(dòng)脈血氧飽和度將增加10% D.肺泡通氣也必定增加2倍 E.以上都不對(duì)
A.1倍 B.5倍 C.12倍 D.18倍 E.21倍