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The pyloric sphincter is the muscular valve at the entrance into the stomach.

What is pyloric sphincter?

The pyloric sphincter is a ring of smooth muscle that connects the stomach and small intestine. It opens and closes to control the passage of partially digested food and stomach juices from the pylorus to the duodenum.

The pyloric sphincter at the bottom of the stomach is a muscular valve that opens to allow food to pass from the stomach to the top of the small intestine.

Cardiac sphincter prevents the backflow of stomach acids and content into the esophagus, while pyloric sphincter controls the release of chyme from the stomach into the duodenum.

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