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Definitions from the Web

Chorioallantois

Definition:

The chorioallantois is a membranous structure that develops in the embryos of reptiles, birds, and mammals, including humans. It serves several important functions, including respiration, waste elimination, and the exchange of nutrients between the embryo and the mother.

Sample sentences:

• The chorioallantois facilitates gas exchange in avian embryos.
• During pregnancy, the chorioallantois functions as a placenta.
• The chorioallantois plays a crucial role in the development of the circulatory system in mammals.

Possible related products on Amazon:

• Embryology Textbook
• Bird Embryology
• Mammalian Embryology