fetal circulation
noun
: the course of the blood in the vessels of the fetus, impure blood passing in man and the higher mammals to the placenta by the umbilical arteries, returning purified and charged with nutriment by the umbilical vein, and entering the inferior vena cava either directly by the ductus venosus or after passing through the liver
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“Fetal circulation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fetal%20circulation. Accessed 30 Nov. 2024.
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