The cervix or cervix uteri Latin, 'neck of the uterus' is the lower part of the uterus in the human female reproductive system. The narrow, central cervical canal runs along its entire length, connecting the uterine cavity and the lumen of the vagina. The opening into the uterus is called the internal osand the opening into the vagina is called the external os.
When was the last time you looked at your vagina? Like, really looked at it? Real talk, looking at yourself while squatting over a mirror can feel weird.
Mazumdar, MD The vagina, the uterus, the two fallopian tubes and the two ovaries constitute the internal genital organs of the female body. They cannot be seen without using special methods. The vagina can be partially seen when the feet are held wide apart and the labia majora and the labia minora are opened up.
Cervixlowest region of the uterus ; it attaches the uterus to the vagina and provides a passage between the vaginal cavity and the uterine cavity. The cervix, only about 4 centimetres 1. The cervical opening into the vagina is called the external os ; the cavity running the length of the cervix is the endocervical canal; the opening of the endocervical canal into the uterine cavity, the internal os. The endocervical canal transports sperm into the uterine cavity, allows the escape of blood from the uterus during menstruationand supplies mucus a thick lubricating protein to the female reproductive tract.
Reproduction is the process by which organisms make more organisms like themselves. But even though the reproductive system is essential to keeping a species alive, unlike other body systems, it's not essential to keeping an individual alive. In the human reproductive process, two kinds of sex cells, or gametes GAH-meetzare involved.
Vaginacanal in female mammals that receives the male reproductive cells, or spermand is part of the birth canal during the birth process. In humans, it also functions as an excretory canal for the products of menstruation. In humans the vagina is about 9 cm 3.
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The uterus is continuous with the cervix, which is continuous with the vagina, much in the way that your head is continuous with your neck, which is continuous with your shoulders. The vaginal canal is the area between the vulva, the opening into the vagina, and the vaginal tissue that surrounds and is continuous with the part of the cervix that protrudes into the top of the vagina from the uterus. In other words, the top of the vaginal tissue is continuous with the uterus at the cervical os, which is the opening to the cervix.