Question

what is cardiac spincter

Answer 1

Cardiac sphincter refers to the muscular valve present between the lower end of esophagus and the stomach. This valve closes and opens whenever necessary. It remains closed most of the time and opens only when the food and liquid from the esophagus needs to pass into the stomach.

Answer 2

cardiac sphincter : the somewhat thickened muscular ring surrounding the opening between the esophagus and the stomach.