问题题干答案解析相关问题热门问题最新问题

问题详情

心迷走神经使自律细胞自律性降低的主要作用机制是( )

A、动作电位0期去极速度减慢

B、阈电位水平下移

C、最大复极电位绝对值增大

D、4期I<sub>k</sub>衰减过程加快

E、抑制4期I<sub>f</sub>内向电流

时间：2021-07-17 23:16 关键词：护理学专升本生理学期末成绩低于60分期末考试

答案解析

C

相关问题

boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
Mainly east 3 or 4 partly cloudy to overcast occasional rain（）slowly south moderate or good.
（）any case or suspected case of quarantinable disease，or any case of eruptive disease or any death be discovered，the local quarantine officer must be notified immediately．