<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>The flap that covers the trachea during swallowing so that food does not enter the lungs.</n0:def-definition><n0:def-source>NCI-GLOSS</n0:def-source></n0:ComplexDefinition><n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>A small cartilagenous flap-like valve that closes over the larynx during swallowing to prevent food entering the lungs. (NCI)</n0:def-definition><n0:def-source>CDISC</n0:def-source></n0:ComplexDefinition><n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>excludes anterior surface of epiglottis C10.1</n0:def-definition><n0:def-source>ICDO3</n0:def-source></n0:ComplexDefinition>
<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>A small cartilagenous flap-like valve that closes over the larynx during swallowing to prevent food entering the lungs.</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>