
Placenta - Wikipedia
In humans, a thin layer of maternal decidual (endometrial) tissue comes away with the placenta when it is expelled from the uterus following birth (sometimes incorrectly referred to as the 'maternal part' of …
Placenta: How it works, what's normal - Mayo Clinic
Mar 8, 2024 · The placenta is an organ that forms in the womb, also called the uterus, during pregnancy. The placenta is connected to a developing baby by a tubelike structure called the umbilical cord.
Placenta: Overview, Anatomy, Function & Complications
The placenta forms in your uterus during pregnancy. It provides oxygen and nutrients to your baby through the umbilical cord. It's delivered after your baby.
What Is the Placenta — and How Does It Help Your Baby Grow?
The placenta is your baby’s lifeline. This pancake-shaped organ connects your baby to your body via the umbilical cord, delivering nutrients, oxygen, and removing waste — all while keeping harmful germs …
The placenta: What it is and how it works - BabyCenter
May 30, 2025 · The placenta is a pancake-shaped organ that develops within the wall of your uterus and connects to your baby though the umbilical cord. By the end of pregnancy, it grows to be about 9 …
What Is the Function of a Placenta? - Biology Insights
Dec 11, 2025 · The placenta is a transient organ that forms during gestation, acting as the interface between the mother and the developing fetus. Originating from the fertilized egg’s trophoblast cells, it …
Placenta: Its Role and Complications - Verywell Health
Mar 13, 2025 · What Is the Placenta? The placenta is a temporary organ that develops in the uterus during pregnancy. It connects the uterus to the developing baby and performs many vital functions.
Placenta 101: What Every Expectant Mother Should Know
Jan 13, 2025 · The placenta is an essential organ that helps keep your baby healthy and growing during pregnancy. Learn more about its purpose and other important facts.
How the Placenta Develops and Supports Pregnancy
Nov 18, 2025 · The placenta is a temporary organ that develops within the uterus during pregnancy, serving as the interface between the mother and the developing fetus. It is expelled shortly after …
Placenta | Human & Animal Development | Britannica
Nov 18, 2025 · Biological tests for pregnancy depend upon the production by the placenta (the temporary organ that develops in the womb for the nourishing of the embryo and the elimination of its …