Basal layer: lies above basement membrane Parabasal layer: 5-6 layers; lies above basal cell layer Intermediate layer: consists of large cells, with glycogen vacuoles Superficial layer: thickness varies under hormonal [estrogen:progesterone ratio], consists of flattened cells, small nuclei, glycogen in cytoplasm Cells continuously sheds into vagina Reference: Llewellyn-Jones Fundamentals of Obstetrics and Gynaecology, Image via: https://screening.iarc.fr/atlasviadetail.php?Index=12&e=