Osmosis is the result of diffusion across a semipermeable membrane. If two solutions of different concentration are separated by a semipermeable membrane, then the solvent will tend to diffuse across the membrane from the less concentrated to the more concentrated solution.
Signs and symptoms of more-advanced cervical cancer include: 1  Vaginal bleeding after intercourse, between periods or after menopause. 2  Watery, bloody vaginal discharge that may be heavy and have a foul odor.  Pelvic pain or pain during intercourse.
In many women with cervical dysplasia, HPV is found in cervical cells. HPV infection is common in women and men, and most often affects sexually active women under age 20. In most cases, the immune system eliminates HPV and clears the infection. But in some women, the infection persists and leads to cervical dysplasia.