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 catheter is guided through the vein to the right side of your heart and into your pulmonary artery, which leads to your lungs. —Anna Giorgi, Verywell Health, 25 Dec. 2024

The Illinois mom had her entire right lung removed, as well as and parts of the main pulmonary artery and lymph nodes. —Staff Author, People.com, 24 Dec. 2024

Doctors found tumors in both pulmonary arteries and her aorta, as well as complications from her earlier lung surgery. —Gord Magill, Newsweek, 21 Dec. 2024

The pulmonary valve connects the right ventricle and the pulmonary artery (the lung's main artery), and the aortic valve connects the left ventricle and the aorta. —Colleen Doherty, Verywell Health, 2 Dec. 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