Refractory Periods (Absolute) The cell cannot accept another impulse because it's still dealing with the last one. Absolutely no stimulus, no matter how strong, will result in another depolarization.
I'm not sure of your question, but I think you're looking for <span>esophageal sphincter. </span>
The two types of dietary fibers are soluble and nonsoluble.
Food sources
Soluble: Oatmeal, Beans
Nonsoluble: Whole-wheat bread, Brown rice
Benefits of fiber
Helps control blood sugar
Reduced Constipation
Helps you lose weight
Amount recommended
15 grams per day