The word "uteroepichorial membrane" is a complex medical term that describes a type of fetal membrane found in certain mammalian species. The first part of the word, "utero," refers to the uterus, while "epichorial" describes the layer of the membrane that is in contact with the outermost layer of the placenta. The pronunciation of the word can be broken down using the International Phonetic Alphabet (IPA) as juːˌtɛrəuːpiːˈkɔːrɪəl ˈmɛmbrən. While the word may look intimidating, understanding its smaller components can make it easier to read and say aloud.
Uteroepichorial membrane refers to a specialized structure found in the reproductive systems of certain mammals, particularly in some primates and rodents. It is a type of placental membrane that forms during pregnancy and is associated with the development and nourishment of the embryo or fetus.
The uteroepichorial membrane consists of two main layers: the uterine epithelium and the chorion. The uterine epithelium is the innermost layer, and it is derived from the lining of the uterus. The chorion, on the other hand, is the outer layer and is derived from the extra-embryonic membrane known as the trophoblast.
The uteroepichorial membrane plays a crucial role in the exchange of nutrients, gases, and waste products between the mother and the developing embryo or fetus. It is responsible for facilitating the transfer of oxygen and nutrients from the maternal blood supply to the developing fetus. Additionally, it allows for the removal of waste products produced by the fetus, aiding in its survival and growth.
This specialized membrane is characterized by its intimate contact with the maternal blood supply, as well as the presence of extensive vascularization within the chorion. These features enable efficient nutrient exchange and waste removal, providing a favorable environment for the developing embryo or fetus throughout the course of pregnancy.
In summary, the uteroepichorial membrane is a type of placental membrane that forms during pregnancy, facilitating the exchange of substances between the mother and the developing embryo or fetus.
Decidua vera.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The word "uteroepichorial" is a combination of two parts: "utero" and "epichorial".
"Utero" is derived from the Latin word "uterus", meaning "womb" or "uterus". "Uterus" itself comes from the Proto-Indo-European root "*udéro", which means "womb" or "belly".
"Epichorial" combines the prefix "epi-" and the word "chorial". "Epi-" is a Greek prefix meaning "upon" or "over". "Chorial" is derived from the Greek word "chorion", meaning fetal membrane. The term "chorion" is also derived from the Greek word "khorion", which means the same thing.