Which of the following ions is primarily responsible for phase 0 depolarization of the SA node? (Waniewski) a) Na b) Mg²+ c) K d) Ca²+

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asked Oct 7, 2024 178k views

1 Answer

Vishal Shetty · Answer 1 · 2024-10-11T21:47:00+0000

The primary ion responsible for phase 0 depolarization of the SA node is the Na+ ion.

The primary ion responsible for phase 0 depolarization of the SA node is the Na+ ion.