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    heart

    Master this deck with 10 terms through effective study methods.

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    Created by @nilaymukhariya14

    What is the primary function of the heart?

    Pumps blood to supply oxygen and nutrients.

    How does the right side of the heart function?

    Pumps oxygen-poor blood to the lungs.

    What distinguishes the left side of the heart?

    Pumps oxygen-rich blood to the body.

    What are the four main valves of the heart?

    Prevent backflow of blood.

    What is the role of the myocardium?

    Thick muscle layer responsible for contraction.

    What happens during the cardiac cycle's systole phase?

    Heart muscle contracts to eject blood.

    What is the significance of the sinoatrial node?

    Acts as the heart's natural pacemaker.

    What is the circulation cycle of blood through the heart?

    Pathway from right atrium to lungs, then to left atrium.

    How do the tricuspid and mitral valves function?

    Control blood flow between atria and ventricles.

    What protects the heart?

    The rib cage and pericardium.