| lower esophageal sphincter |
A group of thickened circular muscles at the distal end of the esophagus, which regulate the entry of food into the stomach.
출처: www.gbmc.org/medicine/krohcenter/definitions.cfm
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| lower esophageal sphincter |
This is the valve or "door" between the esophagus and the stomach. When this valve or door is weak and does not always close it allows for both acid juices and food to come back up into the esophagus and/or the throat.
출처: www.antireflux.com/glossary.html
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| lower esophageal sphincter |
The valve that allows food into the stomach, but does not allow it back into the esophagus under normal conditions.
출처: www.prilosecotc.com/heartburn/heartburnglossary.js...
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