The vagina is an organ of the female reproductive tract. It is a distensible muscular tube which extends posterosuperiorly from the external vaginal orifice to the cervix. In this article, we will look at the anatomy of the vagina — its structure, innervation, vascular and lymphatic supply.
This article looks at the structure known as the anatomy and function the physiology of female genitals. The appearance, shape, and size of genitals vary from person to person as much as the shape and size of other body parts. There is a wide range of what is considered normal. Observing your own body can help you to learn what is normal for you.
The vulva includes the:. The vagina is a muscular canal lined with nerves and mucus membranes. It connects the uterus and cervix to the outside of the body, allowing for menstruation, intercourse, and childbirth. The vaginal opening, also called the vaginal vestibule or introitus , is the opening into the vagina. The opening is where menstrual blood leaves the body.
In mammals , the vagina is the elastic, muscular part of the female genital tract. In humans, it extends from the vestibule to the cervix. The outer vaginal opening is normally partly covered by a thin layer of mucosal tissue called the hymen. At the deep end, the cervix neck of the uterus bulges into the vagina. The vagina allows for sexual intercourse and birth.