livmoder uterus zone of uterus uterine horn http://purl.obolibrary.org/obo/NCIT_C161570 http://purl.obolibrary.org/obo/UBERON_0002247 http://purl.org/sig/ont/fma/fma77053 https://en.wikipedia.org/wiki/Uterine_horns A09.1.03.004 Either one of the pair of tubular extensions from the uterine body where the uterus and the uterine tubes meet; uterine horns are anterior Mullerian duct-derived structures. The portion of the reproductive tract that connects the fallopian tubes to the uterus. The prominence of the uterine horns are variable across species and may be the location at which embryo implantation occurs in some species. uterine horns