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CROSS-SPECIES ANATOMY - ANNOTATIONS

The Basic subset of the UBERON integrated, cross-species anatomy ontology is downloaded weekly from http://berkeleybop.org/ontologies/uberon/basic.obo. For more information about this ontology see the "About" page on the UBERON website at http://uberon.github.io/about.html.
Term:quadrate bone
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Accession:UBERON:0006597 term browser browse the term
Definition:Ossified pars articularis of the palatoquadrate cartilage.
Comment:[homology-note] "According to this theory (Reichert-Gaupp theory), the mammalian stapes is derived from the reptilian columella, the incus from the quadrate and the malleus from the articular (...).[well established][VHOG]" xsd:string {date_retrieved="2012-09-17", external_class="VHOG:0000689", ontology="VHOG", source="DOI:10.1017/S0022215100009087 Gerrie J, The phylogeny of the mammalian tympanic cavity and auditory ossicles. The Journal of Laryngology and Otology (1948", source="http://bgee.unil.ch/"}; [taxon-note] "In snakes, the quadrate bone has become elongated and very mobile, and contributes greatly to their ability to swallow very large prey items. In mammals the articular and quadrate bones have migrated to the middle ear and are known as the malleus and incus." xsd:string {source="TAO:0000621"}
Synonyms:exact_synonym: quadrate
 broad_synonym: quadrate - incus
 related_synonym: quadrates
 xref: AAO:0000525;   EFO:0003547;   TAO:0000621;   Wikipedia:Quadrate_bone;   ZFA:0000621
 external_ontology: never_in_taxon NCBITaxon:40674
 axiom_lost: relationship loss: overlaps quadrate-hyomandibula joint (TAO:0001801)[TAO]" xsd:string {date_retrieved="2012-08-14", external_class="TAO:0000621", ontology="TAO;   relationship loss: overlaps quadrate-metapterygoid joint (TAO:0001803)[TAO]" xsd:string {date_retrieved="2012-08-14", external_class="TAO:0000621", ontology="TAO


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Term paths to the root
Path 1
Term Annotations click to browse term
  UBERON ontology 0
    anatomical entity 0
      material anatomical entity 0
        anatomical structure 0
          lateral structure 0
            quadrate bone 0
              lateral condyle of quadrate 0
              medial condyle of quadrate 0
              quadrate condyle 0
              quadrate dorsal process 0
              quadrate posterodorsal process 0
              quadrate ventral process 0
Path 2
Term Annotations click to browse term
  UBERON ontology 0
    anatomical entity 0
      material anatomical entity 0
        anatomical structure 0
          multicellular anatomical structure 0
            multicellular organism 0
              embryo 0
                embryonic structure 0
                  embryonic tissue 0
                    germ layer / neural crest 0
                      germ layer 0
                        ectoderm 0
                          ectoderm-derived structure 0
                            neurectoderm 0
                              presumptive neural plate 0
                                neural plate 0
                                  neural groove 0
                                    neural fold 0
                                      neural crest 0
                                        neural crest-derived structure 0
                                          facial skeleton 0
                                            jaw skeleton 0
                                              skeleton of upper jaw 0
                                                palatoquadrate arch 0
                                                  palatoquadrate cartilage 0
                                                    quadrate bone 0
                                                      lateral condyle of quadrate 0
                                                      medial condyle of quadrate 0
                                                      quadrate condyle 0
                                                      quadrate dorsal process 0
                                                      quadrate posterodorsal process 0
                                                      quadrate ventral process 0
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