or is incomplete, membranes known as vaginal septae can form across or around the tract, causing obstruction of the outflow tract later in life. Before and during ovulation, the mucus glands within the cervix secrete different variations of mucus, which provides an alkaline, fertile environment in the vaginal canal that is favorable to the survival of sperm. The Journal of Urology. A b Ramaseshan AS, Felton J, Roque D, Rao G, Shipper AG, Sanses T (September 19, 2017). Negative views of the vagina are simultaneously contrasted by views that it is a powerful symbol of female sexuality, spirituality, or life.