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  1. www.verywellhealth.com › heart-anatomy-8654202All Parts of Heart Anatomy - Verywell Health

    Jun 11, 2024 · The heart is the pump that moves blood around your body. It has four main parts: two upper chambers called atria and two lower chambers called ventricles. These parts work together to get oxygen-rich blood to your body and oxygen-poor blood back to your heart.

  2. anatomy.co.uk › heartHeart - Structure, Function, Anatomy, Location, Diagram

    Nov 10, 2024 · The base of the heart is its broader upper part and is primarily formed by the atria, especially the left atrium. It faces posteriorly and is situated at the level of the 2nd intercostal space. The base is where the great vessels – the aorta, pulmonary trunk, and superior vena cava – enter or exit the heart. Surfaces of the Heart:

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  4. teachmeanatomy.info › thorax › organsThe Surfaces and Borders of the Heart - TeachMeAnatomy

    Apr 20, 2023 · In the anatomical position, the heart has five surfaces – each formed by the different chambers of the heart: Anterior (or sternocostal) – Right ventricle. Posterior (base of the pyramid) – Left atrium.

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  5. www.kenhub.com › en › libraryHeart anatomy: Structure, valves, coronary vessels | Kenhub

    • Heart anatomy. The heart has five surfaces: base (posterior), diaphragmatic (inferior), sternocostal (anterior), and left and right pulmonary surfaces. It also has several margins: right, left, superior, and inferior
    • Heart valves. Heart valves separate atria from ventricles, and ventricles from great vessels. The valves incorporate two or three leaflets (cusps) around the atrioventricular orifices and the roots of great vessels.
    • Blood flow through the heart. The blood flow through the heart is quite logical. It happens with the heart cycle, which consists of the periodical contraction and relaxation of the atrial and ventricular myocardium (heart muscle tissue).
    • Coronary circulation. The heart must also be supplied with oxygenated blood. This is done by the two coronary arteries: left and right. Heart muscles work constantly (thank goodness!)

  6. www.getbodysmart.com › heart-anatomy › heart-chambersThe four chambers of the heart and their functions

    Oct 25, 2022 · The superior chambers consist of the right atrium and left atrium (plural, atria: L., corridor). which lie primarily on the posterior side of the heart. [Interior view / Posterior view] Have you been making any of the common anatomy learning mistakes? Find out! The right and left atrium of the heart. 1. 2. 3. 4. 5. 6.

  7. www.cincinnatichildrens.org › health › hHeart Components | Parts of the Body - Cincinnati Children's ...

    The heart is made up of four chambers. The upper two chambers are called atria (singular: atrium) and the lower two are known as ventricles (singular: ventricle). Muscular walls, called septa or septum, divide the heart into two sides.

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  9. med.libretexts.org › Bookshelves › Anatomy_and17.2: Heart Anatomy - Medicine LibreTexts

    Oct 20, 2024 · The shape of the heart is similar to a pinecone, rather broad at the superior surface (the base, on the posterior side) and tapering to the apex (Figure 17.2.1 17.2. 1). The apex of the heart is inferior and to the left while the base of the heart is superior and posterior.

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