has part has part has_part characteristic of part of has modifier abnormal Reichert's membrane thickness increased Reichert's membrane thickness thickened Reichert's membrane increased Reichert's membrane width MPheno.ontology increased width of the extraembryonic basement membrane that forms on the inner surface of the trophectoderm during placenta morphogenesis and is secreted by the distal parietal endoderm thick Reichert's membrane MP:0012095 csmith 2013-09-23T11:54:48Z abnormal increased thickness Reichert's membrane