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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:heart physiology trait
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Accession:VT:0010301 term browser browse the term
Definition:Any measurable or observable characteristic related to the function of or processes in the hollow, muscular organ that pumps blood through the body.

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  vertebrate trait 5
    organ system trait 5
      circulatory system trait 1
        circulatory system physiology trait 1
          cardiovascular system physiology trait 1
            heart physiology trait 0
              heart excitatory physiology trait + 0
              heart muscle physiology trait + 0
              heart pumping trait + 0
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