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Electrolyte Physiology (Na+, K+, Cl-, Ca2+, and Mg2+)

Dr. Matt and Dr. Mike's Medical Podcast

CHAPTER

Is Too Much Potassium Locked in the Cells?

Sodium potassium eight p pump plays a very important role for the osmonic gradient within the cells. 98 % of it in the body is where in the cells. It has to be tightly regulated because derangement in this is lethal. If you've got too much potassium outside the cell, that potassiumis less likely to liake outside, so the positive potassium remains inside. And for nurons, it's more excitable. So think about it, the sodium potassium aty ps pump throws the sodium out and the potassium in. But i said there's leaky potassium channels, so potassium leaks outside, down its concentration graded. Its doing this out of it because this is

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