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This video tutorial reviews the action potential for SA nodal cells:
0:00. Introduction
1:12. Ions channels (Funny Na channel, L-type Ca channel, K channel)
4:31. Graph of SA nodal cell action potential
6:22. Review of unique features of SA nodal APs
6:51. No RMP in SA nodal APs
7:08. SA nodal firing is normally determined by intrinsic firing rate, symp input and vagal input
8:27. In-a-nutshell and Acknowledgements