A.可見于多發(fā)性骨髓瘤 B.ST段延長(zhǎng),QT間期延長(zhǎng) C.ST段縮短,QT間期縮短 D.ST段縮短,T波增寬,QT間期延長(zhǎng) E.動(dòng)作電位2位相縮短,3位相時(shí)間延長(zhǎng)
A.除極增快 B.動(dòng)作電位2相時(shí)間不變,3相時(shí)間縮短 C.動(dòng)作電位2相時(shí)間縮短,3相時(shí)間不變 D.動(dòng)作電位2相時(shí)間縮短,3相時(shí)間縮短 E.心動(dòng)過(guò)速所致相對(duì)性QT間期縮短
A.復(fù)極3相時(shí)間縮短 B.除極0相上升速度減慢 C.R波振幅降低,S波增寬 D.ST段不下移 E.可引起ST段抬高