The bony birth canal comprises the passage through the pelvic bones; there is a soft tissue component to the birth canal in the form of the vagina and its supporting tissues.
The uterus, vagina and vulva.
The widened cervix and vagina through which a baby passes on its way from the uterus during childbirth.
Passage (uterus and vagina) through which the fetus passes during vaginal birth.
The passage from the cervix to the vaginal opening through which a baby moves during childbirth. When the cervix is fully dilated (open), the baby’s head enters the birth canal, at the top of the vagina, and continues down and out of the body through the vaginal opening.
The canal, comprising the cervix, vagina, and vulva, through which the products of conception, including the fetus, pass during labor and birth.
The birth canal refers to the pathway extending from the cervix, which is the neck of the womb, to the vaginal opening. It serves as the passage through which the baby traverses during childbirth.