Distinguishing Between Vaginal Discharge, Arousal Fluid, & Cervical Mucus Vaginal Discharge and What it Means for Your Health Rebalance The vagina is a multilayered tube 1. Innermost layer(mucosa) is made up of cells similar to the lining of your mouth. A protective layer lubricated by cervical mucus and secretions. 2. Elastic The fluid that lubricates the vagina during sexual arousal is produced by the Meyer and Croper glands. Quipoquiz Vagina: Anatomy, Function, Conditions & Care Have you ever questioned what the white vaginal secret is made of (*secretion, I was corrected, but too late to edit it in the post :) )? It's 100% epithelium cells. Originally