pulmonary artery

noun

: an artery that conveys venous blood from the heart to the lungs see heart illustration

Examples of pulmonary artery in a Sentence

Recent Examples on the Web

The ventricles of the heart are removed, and the TAH is implanted and attached to the upper chambers, aorta, and pulmonary artery. —Angelica Bottaro, Verywell Health, 12 Sep. 2024

In blocking a pulmonary artery, a pulmonary embolus prevents blood flow to the portion of the lung supplied by that artery, which is clearly not good. —Bruce Y. Lee, Forbes, 16 Aug. 2024

Also, when enough pulmonary artery blood flow is blocked by a clot or clots, the pressure in the pulmonary artery can build up more and more. —Bruce Y. Lee, Forbes, 16 Aug. 2024

The arteries are transposed from their normal positions in that the aorta begins at the right ventricle instead of the left and the pulmonary artery begins at the left ventricle instead of the right. —Anna Giorgi, Verywell Health, 8 Aug. 2024

Word History

First Known Use

1704, in the meaning defined above

Kids Definition

pulmonary artery

noun

: an artery that carries oxygen-poor blood containing carbon dioxide from the right side of the heart to the lungs

Medical Definition

pulmonary artery

noun

: an arterial trunk or either of its two main branches that carry venous blood to the lungs:

a

: a large arterial trunk that arises from the conus arteriosus of the right ventricle, ascends in front of the aorta, and branches into the right and left pulmonary arteries

called also pulmonary trunk

b

: a branch of the pulmonary trunk that passes under the arch of the aorta to the right lung where it divides into branches

called also right pulmonary artery

c

: a branch of the pulmonary trunk that passes to the left in front of the descending part of the aorta, gives off the ductus arteriosus in the fetus which regresses to the ligamentum arteriosum in the adult, and passes to the left lung where it divides into branches

called also left pulmonary artery