Decidua - Wikipedia
The decidua is the modified mucosal lining of the uterus (that is, modified endometrium) that forms every month, in preparation for pregnancy. It is shed off each month when there is no fertilized egg to support. [1] The decidua is under the influence of progesterone. Endometrial cells become highly characteristic.
Decidua: Anatomy, function and parts - Kenhub
Oct 30, 2023 · The decidua is the modified or specialized mucosal lining of the uterus (endometrium) that forms during the pregnancy. During its formation, the decidua has several distinct parts, named based on the location of each part in relation to the embryo.
Decidua - an overview | ScienceDirect Topics
The decidua is a specialised, highly modified endometrium that develops during pregnancy. The decidual reaction is completed only after blastocyst implantation. In the decidua, maternal blood contacts the trophoblast; thus, it is an essential medium for haemochorial placentation and pregnancy success.
The decidua—the maternal bed embracing the …
The decidua has been known as maternal uterine tissue, which plays essential roles in protecting the embryo from being attacked by maternal immune cells and provides nutritional support for the developing embryo prior to placenta formation.
Decidua - an overview | ScienceDirect Topics
Decidua is characterized by small rounded nuclei with ample cytoplasm and inconspicuous spiral arterioles (Fig. 16.43A). Variable amounts of inflammation may be present. When the goal is to exclude ectopic pregnancy, the pathologist may be compelled to make the distinction between inflamed decidua and decidua with implantation site.
Decidua definition, layers of decidua, formation & function
Decidua is the term for the modified mucosal lining of the uterus (modified endometrium) during a pregnancy, which forms the maternal part of the placenta. Decidua is formed in a process called decidualization under the influence of progesterone.
The decidua - embryology.ch
At the implantation location, the maternal endometrium is changed by the decidual reaction epithelial transformation of the fibroblasts of the uterine stroma, in that lipids and glycogen accumulate) and is called the decidua.
Placenta - Maternal Decidua - Embryology
4 days ago · The maternal uterine endometrium stromal cells (fibroblast-like) are transformed by steroid hormones (progesterone) and embryonic signals into the decidua. The entire maternal decidua is divided into three regions: decidua basalis, decidua …
Placenta and Extraembryonic Membranes - Wicha Lab
Jan 6, 2000 · Decidua The endometrium (lining of the uterus) of the mother is known as the decidua (“cast off”), consisting of three regions named by location. Table 7 - Regions of the Decidua
Decidua - (Anatomy and Physiology I) - Vocab, Definition
The decidua is the specialized uterine lining that forms during pregnancy to support the implantation and development of the embryo. It undergoes significant changes to accommodate the growing fetus and facilitate maternal-fetal exchange.
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