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  1. my.clevelandclinic.org › health › bodyChambers of the Heart - Cleveland Clinic

    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.

  2. www.sciencefocus.com › the-human-body › how-manyHow do the chambers of the heart work? - BBC Science Focus ...

    Your heart beats more than 100,000 times every day. A heart has four chambers in total – two upper, and two lower. The upper chambers, called the right and left atria, receive incoming blood. The lower chambers, the more muscular right and left ventricles, pump blood out of the heart.

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  4. bio.libretexts.org › Bookshelves › Human_Biology16.2: Chambers and Circulation through the Heart - Biology ...

    Sep 14, 2021 · The human heart consists of four chambers: The left side and the right side each have one atrium and one ventricle. Each of the upper chambers, the right atrium (plural = atria) and the left atrium, acts as a receiving chamber and contracts to push blood into the lower chambers, the right ventricle and the left ventricle.

  5. en.wikipedia.org › wiki › Anatomy_of_the_human_heartAnatomy of the human heart - Wikipedia

    The heart has four chambers: the left and right atriums and the left and right ventricles. They form a shallow groove at the line of their junction, which form the atrioventricular groove. The atrioventricular groove hosts major coronary arteries while they travel along to the line of attachment of atrioventricular valves.

  6. www.nhlbi.nih.gov › health › heartHow the Heart Works - What the Heart Looks Like - NHLBI, NIH

    Mar 24, 2022 · It has four hollow chambers surrounded by muscle and other heart tissue. The chambers are separated by heart valves, which make sure that the blood keeps flowing in the right direction. Read more about heart valves and how they help blood flow through the heart .

  7. www.medicinenet.com › heart_how_the_heart_worksHeart Anatomy: Diagram, Blood Flow and Functions - MedicineNet

    The normal heart has 4 chambers that undergo the squeeze and relax cycle at specific time intervals that are regulated by a normal sequence of electrical signals that arise from specialized tissue.

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

    Jan 26, 2024 · Your heart contains four muscular sections (chambers) that briefly hold blood before moving it. Electrical impulses make your heart beat, moving blood through these chambers. Your brain and nervous system direct your heart’s function. What is the function of the heart? Your heart’s main function is to move blood throughout your body.