part of part of Homo sapiens mucosa of fallopian tube ampulla of fallopian tube oviduct mucosal fold plica of fallopian tube ampulla 2026-05-25T00:00:00Z An epithelial fold that is part of the mucosa of the fallopian tube ampulla, forming an extensive array of complex folds that increase the surface area for ciliated and secretory epithelial cells involved in oocyte transport and fertilization. Wikipedia:Fallopian_tube