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  1. www.ncbi.nlm.nih.gov › books › NBK279249In brief: How does the heart work?

    Jun 6, 2023 · The left ventricle pumps oxygen-rich blood out of the heart and into the body (systemic circulation) through an artery called the aorta. The first blood vessels that branch off from the aorta are the coronary arteries.

    • 2023/06/06

  2. sciencenotes.org › path-of-blood-through-the-heartPath of Blood Through the Heart - Science Notes and Projects

    Apr 13, 2024 · Mitral valve. Left ventricle. Aortic valve. The aorta carries oxygenated blood to major arteries that supply the body (and heart itself). Most diagrams indicated deoxygenated blood in blue and oxygenated blood in red. This makes the flow of blood easier to understand, but keep in mind even deoxygenated blood is actually red.

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  4. www.merckmanuals.com › home › heart-and-blood-vesselBiology of the Heart - Biology of the Heart - The Merck Manuals

    The right coronary artery and the left coronary artery branch off the aorta (just after it leaves the heart) to deliver oxygen-rich blood to the heart muscle. These two arteries branch into other arteries that also supply blood to the heart.

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

    • What Are The Parts of The Heart?
    • Where Is Your Heart located?
    • What Does Your Heart Look like?

    The parts of your heart are like the parts of a building. Your heart anatomy includes: 1. Walls. 2. Chambers that are like rooms. 3. Valvesthat open and close like doors to the rooms. 4. Blood vesselslike plumbing pipes that run through a building. 5. An electrical conduction systemlike electrical power that runs through a building.

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    Your heart is in the front of your chest. It sits slightly behind and to the left of your sternum (breastbone), which is in the middle of your chest. Your heart is slightly on the left side of your body. It sits between your right and left lungs. The left lung is slightly smaller to make room for the heart in your left chest. Your rib cage protects...

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    Your heart looks a little bit like an upside-down pyramid with rounded edges. Large blood vessels go into and out of your heart to bring blood into and away from your heart. They connect your heart to the rest of your body, which it supplies with blood and oxygen.

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  6. www.hriuk.org › health › learnThe human heart - Heart Research Institute UK

    The four chambers of the heart work together, alternately contracting and relaxing, to pump blood through the heart. When the ventricles contract, blood is forced into the blood vessels going to the lungs and body.

  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.

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  9. www.nhlbi.nih.gov › health › heartHow the Heart Works - How the Heart Beats - NHLBI, NIH

    Mar 24, 2022 · Your blood pressure is the force of the blood pushing against the walls of your arteries as the heart pumps blood. It is made up of two numbers: systolic and diastolic. Systolic pressure is the pressure when the ventricles pump blood out of the heart.