amnionic cavity

См. также в других словарях:

• cavity — 1. A hollow space; hole. See cave, c., cavitas, cavernous space. 2. Lay term for the loss of tooth structure due to dental caries. SYN: cavum [TA], cavitas. [L. cavus …   Medical dictionary

• amnionic fluid — noun the serous fluid in which the embryo is suspended inside the amnion before a woman gives birth her waters break • Syn: ↑amniotic fluid, ↑waters • Hypernyms: ↑liquid body substance, ↑bodily fluid, ↑body fluid, ↑ …   Useful english dictionary

• amniotic cavity — noun the fluid filled cavity that surrounds the developing embryo • Hypernyms: ↑cavity, ↑bodily cavity, ↑cavum • Part Meronyms: ↑amniotic fluid, ↑amnionic fluid, ↑waters * * * amniotic cavity …   Useful english dictionary

• Ectoderm — One of the three primary germ cell layers (the other two being the mesoderm and endoderm) that make up the very early embryo. The ectoderm is the outermost of the three layers. It differentiates to give rise to many important tissues and… …   Medical dictionary

• syndrome — The aggregate of symptoms and signs associated with any morbid process, and constituting together the picture of the disease. SEE ALSO: disease. [G. s., a running together, tumultuous concourse; (in med.) a concurrence of symptoms, fr. syn,… …   Medical dictionary

• fold — 1. A ridge or margin apparently formed by the doubling back of a lamina. SYN: plica. 2. In the embryo, a transient elevation or reduplication of tissue in the form of a lamina …   Medical dictionary

• band — 1. Any appliance or part of an apparatus that encircles or binds a part of the body. SEE ALSO: zone. 2. Any ribbon shaped or cordlike anatomic structure that encircles or binds another structure or that connects two or more parts. See fascia,… …   Medical dictionary

• Adhesion — The union of two opposing tissue surfaces (often in reference to the sides of a wound). Also refers to scar tissue strands that can form in the area of a previous operation, such as within the abdomen after a laparotomy. The word adhesion comes… …   Medical dictionary

• index — 1. [NA] SYN: i. finger. 2. A guide, standard, indicator, symbol, or number denoting the relation in respect to size, capacity, or function, of one part or thing to another. SEE ALSO: quotient, r …   Medical dictionary

• sac — 1. A pouch or bursa. SYN: saccus [TA]. SEE ALSO: sacculus. 2. An encysted abscess at the root of a tooth. 3. The capsule of a tumor, or envelope of a cyst. [L. saccus, a …   Medical dictionary

• Human embryogenesis — is the process of cell division and cellular differentiation of the human embryo during early prenatal development. It spans from the moment of fertilization to the end of the 8th week of gestational age, whereafter the embryo is called a fetus.… …   Wikipedia