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The Vertebrate Trait Ontology (VT) is being developed as a collaborative effort between the Rat Genome Database at the Medical College of Wisconsin (RGD,, Mouse Genome Informatics at the Jackson Laboratory ( and the Animal QTL database at Iowa State University ( For more information about this vocabulary, or to request additions or changes, please contact us (

Term:intraocular muscle morphology trait
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Accession:VT:0003687 term browser browse the term
Definition:Any measurable or observable characteristic related to the shape, structure, color or pattern of any of the unstriated, involuntary muscles within the eyeball.

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  vertebrate trait 1500
    organ system trait 671
      muscular system trait 2
        muscular system morphology trait 2
          smooth muscle morphology trait 1
            intraocular muscle morphology trait 0
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  vertebrate trait 1500
    organism subdivision trait 181
      head trait 14
        head morphology trait 14
          craniofacial morphology trait 14
            facial morphology trait 14
              eye morphology trait 14
                eye muscle morphology trait 0
                  intraocular muscle morphology trait 0
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