A decreased permeability to potassium ions and/or an increased permeability to calcium ions.
Work Step by Step
The electrochemical gradient is influenced by the relative concentrations of ions on either side of the membrane.
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.