cardiac sphincter


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cardiac sphincter

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Noun1.cardiac sphincter - the valve between the distal end of the esophagus and the stomach; the physiological sphincter at the esophagogastric junction
esophagus, gullet, oesophagus, gorge - the passage between the pharynx and the stomach
physiological sphincter - a sphincter that is not recognizable at autopsy because its resting arrangement cannot be distinguished from adjacent tissue