A.二度房室傳導(dǎo)阻滯 B.心率小于60/min C.左束支傳導(dǎo)阻滯并差異傳導(dǎo) D.依賴異丙腎上腺素維持心率者 E.其余選項(xiàng)均可用
A.10% B.12% C.14% D.16% E.18%
A.與全身麻醉相同 B.比全身麻醉反應(yīng)敏感 C.比全身麻醉反應(yīng)遲鈍 D.有時(shí)比全身麻醉反應(yīng)遲鈍,有時(shí)比全身麻醉反應(yīng)敏感 E.不確定