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  1. Atrium (heart) - Wikipedia

    The atrium (Latin: ātrium, lit. 'entry hall'; pl.: atria) is one of the two upper chambers in the heart that receives blood from the circulatory system. The blood in the atria is pumped into the heart ventricles …

  2. Understanding the Left Atrium: Structure, Function, and Importance

    Nov 24, 2024 · This anatomical illustration provides a detailed view of the left atrium and its surrounding structures, showcasing the complex network of vessels, valves, and muscular components that work …

  3. Left Atrium | Complete Anatomy - Elsevier

    Discover the structure, key features, and functions of the left atrium in the human heart. Learn about its clinical correlates.

  4. Anatomy And Function Of The Left Atrium: Normal Vs. Enlarged

    Sep 1, 2025 · This article will focus specifically on the normal function of the left atrium versus the effects of an enlarged left atrium on health. Interestingly, the left atrium enlargement is an indicator of …

  5. Left atrium - Structure, Location, Function, Significance

    Mar 2, 2024 · Explore the structure, location, and function of the left atrium, complete with detailed diagrams and pictures, highlighting its clinical significance in heart.

  6. Left Atrial Enlargement Causes and Prognosis - Verywell Health

    May 26, 2024 · Left atrial enlargement occurs when the left atrium of the heart becomes bigger. Learn what it indicates, ways to recognize the signs, and how it's treated.

  7. Left Atrium Definition - Anatomy and Physiology I Key Term | Fiveable

    The left atrium is one of the four chambers of the human heart, responsible for receiving oxygenated blood from the lungs and pumping it into the left ventricle for distribution throughout the body.

  8. Chambers of the Heart - Atria - Ventricles - TeachMeAnatomy

    Nov 6, 2025 · The left atrium receives oxygenated blood from the four pulmonary veins, and pumps it through the left atrioventricular orifice (guarded by the mitral valve) into the left ventricle. In the …

  9. Left Atrial Enlargement (LAE): Symptoms, Causes & Treatment

    Aug 2, 2022 · Left atrial enlargement is a warning sign that one of your heart’s upper chambers is handling high pressure and too much blood. People with this issue often have high blood pressure, …

  10. 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!