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    • Two ventricles

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      medizzy.com

      • The heart’s two ventricles are located in the bottom of the heart. They are responsible for pumping blood into your arteries. Your atria and ventricles contract to make your heart beat and to pump the blood through each chamber.
      www.healthline.com/health/heart-disease/how-heart-works

      How Your Heart Works - Healthline

  2. my.clevelandclinic.org › health › bodyHeart: Anatomy & Function - Cleveland Clinic

    Blood vessels. Your heart pumps blood through three types of blood vessels: Arteries carry oxygen-rich blood from your heart to your body’s tissues. The exception is your pulmonary arteries, which go to your lungs. Veins carry oxygen-poor blood back to your heart.

  3. www.nhlbi.nih.gov › health › heartHow the Heart Works How Blood Flows through the Heart

    Mar 24, 2022 · The blood enters the heart's right atrium and is pumped to your right ventricle, which in turn pumps the blood to your lungs. The pulmonary artery then carries the oxygen-poor blood from your heart to the lungs.

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  5. www.news-medical.net › health › Structure-andStructure and Function of the Heart - News-Medical.net

    Sep 4, 2022 · As the central part of the circulatory system, the heart is responsible for pumping blood, supplying oxygen and nutrients, and removing metabolic waste such as carbon dioxide from all...

  6. www.visiblebody.com › circulatory-the-heartThe Heart | Circulatory Anatomy - Visible Body

    • The Heart Wall Is Composed of Three Layers. The muscular wall of the heart has three layers. The outermost layer is the epicardium (or visceral pericardium).
    • The Atria Are the Heart’s Entryways for Blood. The left atrium and right atrium are the two upper chambers of the heart. The left atrium receives oxygenated blood from the lungs.
    • Each Heart Beat Is a Squeeze of Two Chambers Called Ventricles. The ventricles are the two lower chambers of the heart. Blood empties into each ventricle from the atrium above, and then shoots out to where it needs to go.
    • The Valves Are Like Doors to the Chambers of the Heart. Four valves regulate and support the flow of blood through and out of the heart. The blood can only flow one way—like a car that must always be kept in drive.

  7. www.healthline.com › health › heart-diseaseHow Your Heart Works - Healthline

    Sep 21, 2018 · The heart’s two ventricles are located in the bottom of the heart. They are responsible for pumping blood into your arteries.

  8. www.news-medical.net › health › How-the-Heart-PumpsHow the Heart Pumps Blood - News-Medical.net

    Mar 18, 2021 · By Gaea Marelle Miranda, M.Sc. Reviewed by Dr. Tomislav Meštrović, MD, Ph.D. The primary responsibility of the heart is to pump blood throughout the circulatory system. As the center of the...

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  10. www.webmd.com › hypertension-working-heartHow the Heart Works: How Blood Flows, Parts of the Heart, and ...

    Sep 9, 2023 · Arteries. Arteries carry oxygen-rich blood away from the heart to all of the body's tissues. They branch several times, becoming smaller and smaller as they carry blood further from the heart and...

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