{"term":{"id":"10618","title":"ductus arteriosis","longtitle":"IUPAC Gold Book - ductus arteriosis","doi":"10.1351\/goldbook.10618","code":"10618","status":"current","definitions":[{"id":1,"text":"Fetal blood vessel connecting the pulmonary artery to the proximal descending aorta.","notes":{"1":"This vessel allows most of the blood from the right ventricle to bypass the fetus’s fluid-filled non-functioning lungs. Upon closure at birth, it becomes the ligamentum arteriosum."},"links":[{"term":"Fetal","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/10718"},{"term":"aorta","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/10416"},{"term":"birth","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/10458"},{"term":"ligamentum arteriosum","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/10892"},{"term":"patent ductus arteriosus","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/11076"},{"term":"proximal","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/11148"},{"term":"pulmonary artery","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/11157"}],"sources":["PAC, 2016, 88, 713. 'Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)' on page 745 (https:\/\/doi.org\/10.1515\/pac-2015-1202)"]}],"altoutputs":{"html":"https:\/\/goldbook.iupac.org\/terms\/view\/10618\/html","xml":"https:\/\/goldbook.iupac.org\/terms\/view\/10618\/xml","plain":"https:\/\/goldbook.iupac.org\/terms\/view\/10618\/plain"},"citation":"Citation: 'ductus arteriosis' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351\/goldbook.10618","license":"The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https:\/\/creativecommons.org\/licenses\/by-sa\/4.0\/) for individual terms.","collection":"If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org .","disclaimer":"The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.","accessed":"2026-07-14T10:21:29+00:00"}}