blastocystic
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blastocyst cavity — blastocystic cavity the fluid filled cavity developing in the morula as it becomes a blastocyst … Medical dictionary
Hatchling — In oviparous biology, a hatchling is the newborn of animals that develop and emerge from within hard shell eggs. The offspring of birds are often hatched naked and with their eyes closed. The hatchling relies totally on its parents for feeding… … Wikipedia
human embryology — ▪ biology Introduction the process encompassing the period from the formation of an embryo, through the development of a fetus, to birth. The human body, like that of most animals, develops from a single cell produced by the union of… … Universalium
blastulation — Formation of the blastula or blastocyst from the morula. * * * blas·tu·la·tion (blas″tu laґshən) conversion of a morula to a blastula or blastocyst by the development of a central cavity (the blastocoele, blastocystic cavity, or… … Medical dictionary
membrane — 1. A thin sheet or layer of pliable tissue, serving as a covering or envelope of a part, as the lining of a cavity, as a partition or septum, or to connect two structures. SYN: membrana [TA]. 2. SYN: biomembrane. [L. membrana, a skin or m … Medical dictionary
