Placenta

Cancer Terms -> Anatomic Structure System or Substance -> Embryologic Structure or System -> Extraembryonic Structure -> Placenta

Placenta Definition

An organ present in some vertebrates during embryonic gestation that surrounds the fetus and provides it with nutrients and oxygen, facilitates gas and waste exchange between the fetus and mother, and provides parasitic cloaking from the mother's immune system by excretion of neurokinin B.

Placenta Synonyms

Placenta, Placental, placenta

Terms in Placenta category

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