Anatomy: Fetus in Utero

Amniotic sac. A skinny-walled sac that surrounds the fetus throughout being pregnant. The sac is crammed with liquid made by the fetus (amniotic fluid) and the membrane that covers the fetal aspect of the placenta (amnion). This protects the fetus from damage. It additionally helps to control the temperature of the fetus.

Anus. The opening on the finish of the anal canal.

Cervix. The decrease a part of the uterus that extends into the vagina. The cervix is made up of principally fibrous tissue and muscle. It’s round in form.

Fetus. An unborn child from the eighth week after fertilization till delivery.

Placenta. An organ formed like a flat cake. It solely grows throughout being pregnant. The fetus takes in oxygen, vitamins, and different substances from the placenta and removes carbon dioxide and different wastes.

Umbilical twine. A rope-like twine connecting the fetus to the placenta. The umbilical twine incorporates 2 arteries and a vein. It carries oxygen and vitamins to the fetus and waste merchandise away from the fetus.

Uterus. The uterus, or womb, is a hole, pear-shaped organ in a girl’s decrease abdomen between the bladder and the rectum. It sheds its lining every month throughout menstruation. A fertilized egg (ovum) turns into implanted within the uterus, and the fetus develops.

Vagina. The a part of the feminine genitals behind the bladder and in entrance of the rectum that varieties a canal. This extends from the uterus to the vulva.