has part has part has_part characteristic of has modifier cloacal septation abnormal septation of the cloaca absence of or reduction in the separation of the single opening of the digestive, urinary, and reproductive tracts (cloaca) into multiple isolated openings during development, may result in hypospadia, reduced anogenital distance, or persistent cloaca MPheno.ontology MP:0003125 abnormal embryonic cloaca morphology quality abnormal