atrium

The mitral valve sits between the heart's left atrium and left ventricle.

From Science Daily ● Jul. 12, 2026

The left atrium receives oxygen rich blood returning from the lungs, while the left ventricle pumps that blood throughout the body.

From Science Daily ● Jul. 12, 2026

As visitors pass through the Great Hall, the atrium to the new permanent exhibit, they see artifacts from the first president’s life.

From The Wall Street Journal ● Jun. 25, 2026

The main atrium, or as I call it the “Hall of Mirrors,” is kind of compressed.

From Los Angeles Times ● Apr. 13, 2026

I’ll never forget the look on her face the night we drove to the school and saw the wall of the atrium.

From "Linked" by Gordon Korman

La Gerche’s team, which also includes Elliott, will track whether there’s rubbing of the atria against the spine that leads to inflammation and later AF.

From Science Magazine ● May 14, 2024

In AF, the upper chambers of the heart, called the atria, beat erratically and at runaway speeds, out of sync with the lower chambers.

From Science Magazine ● May 14, 2024

The right ventricle is one of the heart's four chambers, along with the left ventricle and the left and right atria.

From Science Daily ● Dec. 8, 2023

Premature atrial contractions are a type of irregular heartbeat that emanates from the top chambers of the heart, called the atria, while premature ventricular contractions come from the bottom chambers, called the ventricles.

From Washington Post ● Mar. 22, 2023

My arms are atria and my legs are ventricles and I pump the blood all around the right way because there has to be something I can do.

From "Mockingbird" by Kathryn Erskine

But its soaring atriums decorated with onyx and green marble could hardly be better calculated to induce jealousy in Trump, who frequently raves about the opulent dwellings of other foreign leaders.

From Barron's ● Jul. 7, 2026

This is an attraction, from the queue to its ending, of constant reveals — tunnels give way to gorgeous atriums, and each set piece aims to be larger, more lively than the last.

From Los Angeles Times ● Apr. 9, 2025

This Tokyo is impressive, all steel and glass and soaring atriums, ingeniously engineered to withstand earthquakes and landscaped with plenty of trees.

From New York Times ● Aug. 3, 2021

But away from the structure’s great atriums, life for the ordinary denizens of South London was often less refined.

From Washington Post ● Mar. 4, 2021

This temple was huge, a maze of chambers and halls and atriums.

From "Beasts of Prey" by Ayana Gray