Q: What is the major intracellular cation?


Read this paragraph and choose the correct option from the provided answers:

Potassium Potassium is the major intracellular cation. It helps establish the resting membrane potential in neurons and muscle fibers after membrane depolarization and action potentials. In contrast to sodium, potassium has very little effect on osmotic.

 Choices:

- magnesium

- sodium

- glucose

- potassium


A:
potassium