A pictorial illustration of the female reproductive system. In females the urethra is 1. Silhouettes of men and women with sexual organs. Because it has muscular walls it can expand and contract. After ovulation the uterine lining enters a secretory phase, or the ovarian cyclein preparation for implantation, under the influence of progesterone. Together with these symptoms, the woman may also have increasingly scanty and erratic menstrual periods.
A girl's first period is called menarche pronounced:
Female reproductive organs
It has been associated with an increased risk of other genital tract infections such as endometritis. External female genitals, includes labia majora, labia minora, mons pubis, clitoris, meatus, vaginal vestibule, vestibule bulbs and vestibular glands. The vaginal wall consists of three layers: Diagram showing female reproductive system illustration. Anatomy of the female reproductive system.