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MAMMALIAN PHENOTYPE - ANNOTATIONS

The Mouse Adult Gross Anatomy Ontology and Mammalian Phenotype Ontology are downloaded weekly from the Mouse Genome Informatics databases at Jackson Laboratories (ftp://ftp.informatics.jax.org/pub/reports/index.html). For more information about these ontologies, see the MGI Publications Page at http://www.informatics.jax.org/mgihome/other/publications.shtml.
Term:absent midbrain
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Accession:MP:0012087 term browser browse the term
Definition:absence of the brain region derived from the middle of the three cerebral vesicles of the embryo; this region controls sensory and motor functions in the adult, including eye movement and coordination of auditory and visual reflexes
Synonyms:exact_synonym: absent mesencephalon;   mesencephalon agenesis;   midbrain agenesis;   missing mesencephalon;   missing midbrain


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  mammalian phenotype 5419
    nervous system phenotype 378
      abnormal nervous system morphology 216
        abnormal brain morphology 140
          abnormal brainstem morphology 13
            abnormal midbrain morphology 7
              absent midbrain 0
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