OBO ID: ZFA:0007076

Term Name:	central chamber of the maxillary blood sinus		Search Ontology:
Synonyms:
Definition:	Is a multi-tissue structure that is located outside the maxillary barbel proper and is positioned on the lateral surface of the maxilla, medially attached to the lateral surface of the maxillary bone and is laterally is attached to a hemispheric capsule of dense connective tissue of the distal bulb. It connects with the smaller accessory chamber through a slight isthmus. It has a smooth muscle tunic from which extend luminally projecting muscular septa. (1)
Appears at:	Juvenile:Days 30-44 (30d-45d, 10 mm, adult fins/pigment)
Evident until:	Adult (90d-730d, breeding adult)
References:
Ontology:	Anatomy Ontology