The canal that extends from the vestibule to the uterus is called the

The canal that extends from the vestibule to the uterus is called the vagina.

Vagina is a part of the female reproductive system forming an elastic, muscular part of the female genital tract. It is involved in the processes of menstruation by discharging the menstrual fluid, sexual intercourse and childbirth. It extends from the vulval vestibule to the neck of the uterus called the cervix. The vulval vestibule is a part of the vulva in which the urinary opening and the vaginal opening open. The uterus is a pear shaped, hollow, muscular organ also called the womb which is involved in the process of menstruation and also in the development of the fetus during pregnancy.

correct answer is option a.

tropopause, stratopause and mesopause have all in common aspect that is point of maximum temperature in its layer of the atmosphere. all layers of atmosphere observe abrupt change in temperature. tropopause is the boundary between troposphere and stratosphere. stratopause is the boundary between stratosphere and mesosphere. mesopause is the boundary between mesosphere and thermosphere. these all boundaries are ranges between altitude of 0 to 80 km.

one characteristic that is shared by all is a soft body. many

of these invertebrate animals also have an outer shell to protect their

body. oysters, clams, snails, and mussels are all mollusks. so are octopuses, squids, and slugs. mollusks live on land and in freshwater.