Term Name:	lower oral valve
Synonyms:	breathing valve, buccal valve, lower internal lip, lower semilunar valve, mandibular valve
Definition:	Portion of tissue, located on the lower jaw that defines the caudal extent of the labial cavity. The oral valves control the flow of water into the mouth during routine respiration.
Appears at:	Unknown
Evident until:	Adult (90d-730d, breeding adult)
Ontology:	Anatomy Ontology [ZFA:0000233]

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