正常成人心率在正常范围时，P-R间期为

A．0.08～0.11s

B．0.08～0.20s

C．0.12～0.16s

D．0.12～0.20s

E．0.16～0.24s

[单选题,A2型题,A1/A2型题] 正常成人心率在正常范围时，P-R间期为（）A . 0.08～0.11sB . 0.08～0.20sC . 0.12～0.16sD . 0.12～0.20sE . 0.16～0.24s

[单选题]正常成人心率在正常范围时，P-R间期为A.0.08～0.11sB.0.08～0.20sC.0.12～0.16sD.0.12～0.20sE.0.16～0

[单选题]正常成人心率在正常范围时，P-R间期为A.0.08～0.11sB.0.08～0.20sC.0.12～0.16sD.0.12～0.20sE.0.16～0

[单选题]正常成人心率在正常范围时，P-R间期为A.0.08～0.11sB.0.08～0.20sC.0.12～0.16sD.0.12～0.20sE.0.16～0

[单选题]正常成人心率在正常范围时，P-R间期为A.0.08～0.11sB.0.08～0.20sC.0.12～0.16sD.0.12～0.20sE.0.16～0

[单选题]正常成人心率在正常范围时，P-R间期为A.0.08～0.11sB.0.08～0.20sC.0.12～0.16sD.0.12～0.20sE.0.16～0

[单选题]正常成人心率在正常范围时，P-R间期为A.0.08～0.11sB.0.08～0.20sC.0.12～0.16sD.0.12～0.20sE.0.16～0

[单选题]正常成人心率在正常范围时，P-R间期为A.0.08～0.11sB.0.08～0.20sC.0.12～0.16sD.0.12～0.20sE.0.16～0

[单选题]正常成人心率在正常范围时，P-R间期为A.0.08～0.11sB.0.08～0.20sC.0.12～0.16sD.0.12～0.20sE.0.16～0

[单选题]正常成人心率在正常范围时，P-R间期为A.0.08～0.11sB.0.08～0.20sC.0.12～0.16sD.0.12～0.20sE.0.16～0