has part has_part characteristic of inheres_in has modifier qualifier Medial arterial calcification abnormal calcified tunica media of artery primordium phenotype splanchnic layer of lateral plate mesoderm phenotype organ component layer calcification lateral plate mesoderm morphology phenotype tunica media of artery calcification calcified tunica media of artery Calcification of the tunica media of artery. cell phenotype artery morphology phenotype