small or compact enough to fit or be used on a desk: a desktop calendar. noun. 2. the surface of a desk.
Implantation: A circumvallate placenta is simply a 'accident of implantation and formation. Serendipity often causes some of the medical aberrations that are often seen. Causes of circumvallate placenta - What is a partial circumvallate placenta? What causes it? Implantation. A circumvallate placenta is simply a 'accident of implantation and formation. Serendipity often causes some of the medical aberrations that are often seen.
Medical Definition of Placenta. Placenta: A temporary organ that joins the mother and fetus, transferring oxygen and nutrients from the mother to the fetus and permitting the release of carbon dioxide and waste products from the fetus. The placenta is roughly disk-shaped, and at full term it measures about 7 inches in diameter and slightly less than 2 inches thick.