cervical mucus (CM, for short), egg white
cervical mucus (EWCM, for short), and fertile-quality cervical mucus. Cervical mucus certainly gets plenty of attention in TTC circles, and for good reason. Cervical mucus plays a fundamental role in the TTC process by nourishing and protecting sperm as it makes the long, arduous journey through the female reproductive tract to meet the egg. So, the more familiar you become with your cervical mucus, the more likely you are to become pregnant.