National Cancer Institute Thesaurus - Floor of Mouth - Classes | NCBO BioPortal

National Cancer Institute Thesaurus

Last uploaded: July 2, 2026

Id	http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C54187 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C54187
Preferred Name	Floor of Mouth
Definitions	The horseshoe-shaped part of the oral cavity bounded superiorly by the ventral surface of the tongue, inferiorly by the mylohyoid muscle, anterolaterally by the gingival surfaces of the mandible, and posteriorly by the anterior tonsillar pillar.
Synonyms	mouth floor Floor of mouth FLOOR OF MOUTH Floor of mouth, NOS Floor Of Mouth floor of the oval cavity Floor of the Mouth floor of oval cavity floor of mouth Floor of Mouth
Type	http://www.w3.org/2002/07/owl#Class

label	Floor of Mouth
prefixIRI	Thesaurus:C54187
code	C54187
DEFINITION	The horseshoe-shaped part of the oral cavity bounded superiorly by the ventral surface of the tongue, inferiorly by the mylohyoid muscle, anterolaterally by the gingival surfaces of the mandible, and posteriorly by the anterior tonsillar pillar.
ALT_DEFINITION	The ventral area of the mouth. In organisms with a tongue, this is the area under the ventral surface of the tongue. The area of the mouth under the ventral surface of the tongue.
Is_Value_For_GDC_Property	http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C70729 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C171435 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C158874 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C156422 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C156421 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C177570 See more See less
Legacy Concept Name	Floor_of_the_Mouth
Contributing_Source	CDISC CPTAC GDC UBERON
xRef	UBERON:0003679
FULL_SYN	mouth floor Floor of mouth FLOOR OF MOUTH Floor of mouth, NOS Floor Of Mouth floor of the oval cavity Floor of the Mouth floor of oval cavity floor of mouth Floor of Mouth See more See less
NCI_META_CUI	CL435388
Maps_To	Floor of mouth FLOOR OF MOUTH Floor of mouth, NOS Floor Of Mouth Floor of Mouth
Preferred_Name	Floor of Mouth
type	http://www.w3.org/2002/07/owl#Class
subClassOf	http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C38617
Concept_In_Subset	http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C66830 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C157711 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C156952 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C168656 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C77526 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C61410 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C198975 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C168660 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C168664 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C168663 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C168655 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C74456 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C156953 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C168659 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C177537 http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C159419 See more See less
Semantic_Type	Anatomical Structure

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