Action Potential: SA nodal cells

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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

[@Miketyson-sq6pj]

Thank you very much this is what I needed to know ❤ thank you thank you thank you

[@TheNotedAnatomist]

Glad it was helpful!

[@tmujir955]

Perhaps I will actually understand action potentials for the first time now

[@prathikjain2567]

What happens to calcium which goes inside during phase 0, how is it restored?

[@TheNotedAnatomist]

Na-Ca anti-porters and Ca-pump