18. The negative chronotropic effect of the PSNS is mediated by asctykholine binding to receptors of the heart and cacri

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18 The Negative Chronotropic Effect Of The Psns Is Mediated By Asctykholine Binding To Receptors Of The Heart And Cacri 1 (26.9 KiB) Viewed 47 times

18. The negative chronotropic effect of the PSNS is mediated by asctykholine binding to receptors of the heart and cacring the opening of _ channels. 1) muksatiois: K∗ B) nicotiais: K C7) musarmic: Na+ 1) nicotinic: Na“ P) nicotinis: 1HN 19. Which of the following is significantly affected by the SNS but not by the PSNS? 1) Rase of depolarization of the SA nodk- B) Cardiax rate C) Condostion rate of the AV nose: 1) Strongth of ventricular musck contraction. E) Ail of the above are cqually affected by the SNS aits the PSNS.