- ductus arteriosus as a noun:
- 1
ductus arteriosus
noun
1 ductus arteriosus
A blood vessel in a fetus that bypasses pulmonary circulation by connecting the pulmonary artery directly to the ascending aorta; normally closes at birth.
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noun
A blood vessel in a fetus that bypasses pulmonary circulation by connecting the pulmonary artery directly to the ascending aorta; normally closes at birth.
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