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During which prenatal period are the placenta and umbilical chord formed?
embryonic period
What does CEA mean in blood?
CEA = carcinoma embryonic antigen
What embryonic connective tissue is blood derived?
mesodermal
What is the Structure Which Ensures Exchange Of Substances Between The Embryonic And Material Blood Circulation?
in mammals, what structure ensures the exchange substances between the embryonic and material blood circulation
What time period does the embryonic stage of gestation covers?
How long is the embryonic period in humans?
The resumption of growth after a period of arrested embryonic development is?
germination
During the embryonic period, what developmental processes occur in the embryo?
During the embryonic period, the embryo undergoes processes such as cell division, differentiation, and the formation of basic body structures and organs.
What is the embryonic form of red blood cell called?
erythroblast
What is the large peripheral blood vessels into which extra-embryonic blood vessels open?
vitilline vein
What happens during the embryonic period of pregnancy?
The embryonic period are the first eight weeks of development of the child, beginning with fertilization. During this period, the embryo undergoes an amazing transformation from a single cell to a recognizably human embryo. In the mid-twentieth century, George Streeter devised a commonly used embryo classification system by dividing the embryonic period into 23 stages. The embryonic period is followed by the fetal period, which encompasses the remainder of theprenatal development.
Which is the period of development that occurs 2 to 8 weeks after conception?
embryonic.
What period of human development are cells changing?
Embryonic phase is the period of human development. This is when the cells change.
