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The Mouse Adult Gross Anatomy Ontology and Mammalian Phenotype Ontology are downloaded weekly from the Mouse Genome Informatics databases at Jackson Laboratories ( For more information about these ontologies, see the MGI Publications Page at

Term:abnormal auditory bulla morphology
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Accession:MP:0030160 term browser browse the term
Definition:any structural anomaly of the hollow bony structure on the ventral, posterior portion of the skull that encloses parts of the middle and inner ear; in most species, it is formed by the tympanic part of the temporal bone
Synonyms:broad_synonym: abnormal bulla morphology
 related_synonym: abnormal auditory bullae;   abnormal bulla tympanica morphology;   abnormal tympanic bulla morphology

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  mammalian phenotype 5380
    hearing/vestibular/ear phenotype 23
      abnormal ear morphology 12
        abnormal auditory bulla morphology 0
          absent auditory bulla 0
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