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Sinoatrial Node 3D

  • Description                                                       
    • * It is horseshoe-shaped and is situated at the atriocaval junction in the upper part of the sulcus terminals.
    • * Is known as the pacemaker of the heart. It initiates the heartbeat and runs under the influence of autonomic nervous system.
    • * Impulses spread in a wave along the cardiac muscle fibers of the atria and travel along an internodal pathway to the AV node.
    • * Is supplied by the sinus node artery, a branch of the right coronary artery.

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  • Description                                                       
    • * It is horseshoe-shaped and is situated at the atriocaval junction in the upper part of the sulcus terminals.
    • * Is known as the pacemaker of the heart. It initiates the heartbeat and runs under the influence of autonomic nervous system.
    • * Impulses spread in a wave along the cardiac muscle fibers of the atria and travel along an internodal pathway to the AV node.
    • * Is supplied by the sinus node artery, a branch of the right coronary artery.

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