Right Atrium: How It Works - Verywell Health
Dec 15, 2025 · The right atrium is one of the heart's upper chambers that plays a role in blood circulation. It collects deoxygenated blood and directs it on a pathway to get oxygen from the lungs. …
Atrium (heart) - Wikipedia
There are two atria in the human heart – the left atrium receives blood from the pulmonary circulation, and the right atrium receives blood from the venae cavae of the systemic circulation.
Chambers of the Heart - Cleveland Clinic
May 20, 2022 · The heart has four chambers called the right atrium, left atrium, right ventricle, and left ventricle. Your heart chambers manage your hearbeat and blood flow.
Right Atrium | Complete Anatomy - Elsevier
Discover the structure and function of the right atrium, its key features, anatomical relations, and related clinical conditions.
What Is the Right Atrium and What Does It Do? - Biology Insights
Dec 12, 2025 · The right atrium is one of the four chambers of the heart, serving as the initial receiving station for deoxygenated blood returning from the entire body. Its purpose is to collect this blood and …
Chambers of the Heart - Atria - Ventricles - TeachMeAnatomy
Nov 6, 2025 · The right atrium receives deoxygenated blood from the superior and inferior vena cavae, and from the coronary veins. It pumps this blood through the right atrioventricular orifice (guarded by …
The Right Atrium: Anatomy and 3D Illustrations - Innerbody
Dec 22, 2025 · Explore the anatomy and role of the right atrium with Innerbody's interactive 3D model.
Heart (right and left atrium): Anatomy and function | Kenhub
Aug 17, 2023 · This article covers the anatomy and function of the right and left atria of the heart, including clinical aspects. Learn this topic now at Kenhub!
Right Atrium | Atlas of Human Cardiac Anatomy
The right atrium is located in the upper portion of right side of heart consisting of the sinus venosus and the right atrial appendage; contains the sinoatrial node.
Right atrium | Radiology Reference Article | Radiopaedia.org
Oct 23, 2025 · The right atrium (RA) (plural: atria) is one of the four chambers of the human heart and receives deoxygenated blood from the two venae cavae and the coronary sinus.