anatomical entity nasal cavity http://upload.wikimedia.org/wikipedia/commons/d/d4/Illu01_head_neck.jpg olfactory chamber cavity UBERON:0001707 Saclike space internal to the nasal capsule lined by respiratory and sensory epithelium and glandular tissue.[AAO] EHDAA2:0001226 in humans, the cavity includes and starts at the nares and reaches all the way through to the and includes the choanae, the posterior nasal apertures NCIT:C12424 EHDAA:6801 TAO:0000130 nasal fossa MA:0000284 Wikipedia:Nasal_cavity BTO:0002096 An anatomical cavity that is part of the olfactory apparatus. This includes the space bounded anteriorly by the nares and posteriorly by the choanae, when these structures are present. olfactory pit GAID:350 nasal conduit space cavitas nasalis define the boundaries of this cavity for a variety of species and check that parthood relations are not too strong. olfactory chamber EMAPA:17604 ZFA:0000130 nasal canal SCTID:263481003 cavum nasi MESH:D009296 FMA:54378 cavity of olfactory apparatus cavitas nasi AAO:0000314 nasal pit a large air filled space above and behind the nose in the middle of the face[WP][Wikipedia:Nasal_cavity]. UMLS:C0027423 olfactory cavity cavity of nose VHOG:0000271 Despite significant modification to the nasal cavity within Archosauria and its extreme hypertrophy and supraorbital development in Lambeosaurinae, the neural olfactory system and the olfactory region of the nasal cavity proper retain their plesiomorphic positions and associations, suggesting that this system is highly conserved in vertebrate evolution.[well established][VHOG]