…the artery that connects the pulmonary artery and the aortic arch in mammalian fetuses. It was discovered by the Italian physician Leonardo Botallo (1530-71) and is therefore called the Botallo ductus or simply the ductus arteriosus. During fetal development, the lungs are not active, so the ductus arteriosus releases blood that has flowed from the right ventricle into the pulmonary artery into the aorta instead of sending it to the lungs, allowing it to be used in the general circulation. … *Some of the terminology that mentions "Botallo, L." is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…哺乳類の胎児の肺動脈と大動脈弓とを連絡する動脈。イタリアの医師ボタロLeonardo Botallo(1530‐71)が発見したのでこの名があり,ボタロ動脈管あるいは単に動脈管ともいう。胎生期には肺が活動していないので,右心室から肺動脈に流出した血液を肺に送らずに大動脈に放出して,大循環に利用する役目をもっている。… ※「Botallo,L.」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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