單項(xiàng)選擇題椎管內(nèi)麻醉血壓下降的主要原因是()

A.肌肉松弛
B.心交感神經(jīng)節(jié)阻滯
C.交感神經(jīng)阻滯
D.副交感神經(jīng)阻滯
E.中樞交感神經(jīng)介質(zhì)釋放減少


您可能感興趣的試卷

你可能感興趣的試題

1.單項(xiàng)選擇題腰麻穿刺進(jìn)入蛛網(wǎng)膜下隙的部位俗稱()

A.脊髓
B.終池
C.馬尾
D.腰膨大
E.脊髓后根

2.單項(xiàng)選擇題硬膜外阻滯完善的時(shí)間需()

A.3~5min
B.8~10min
C.12~20min
D.25~30min
E.40min以上

3.單項(xiàng)選擇題硬膜外給藥后藥液擴(kuò)散停止需()

A.5min
B.10min
C.15min
D.20min
E.25min

4.單項(xiàng)選擇題腹腔臟器的交感神經(jīng)支配來源于()

A.T交感神經(jīng)節(jié)前纖維
B.T交感神經(jīng)節(jié)前纖維
C.T~L交感神經(jīng)節(jié)前纖維
D.T~L交感神經(jīng)節(jié)前纖維
E.T~L交感神經(jīng)節(jié)前纖維