Also known as John Wayne Airport, SNA is the only commercial service airport in Orange County, California. It is about 35 miles south of Los Angeles, between the cities of Costa Mesa, Irvine, and Newport Beach, and is 14 miles from Disneyland.
potassium channel a voltage-gated protein channel selective for the passage of potassium ions. protein channel a watery pathway through the interstices of a protein molecule by which ions and small molecules can cross a membrane into or out of a cell by diffusion.
Potassium regulation is essential because potassium counters the role of sodium in nerve transmission. When magnesium levels are low, ATP production declines, and then ATPase cannot properly carry out its transport functions. It then becomes difficult for the body to regulate potassium levels.