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The knot of modified myocardium that sets the pace of the heart is the sinoatrial (SA) node. The SA node is on the wall of the right atrium.
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What does a ventricular pacemaker do to initiate a heartbeat?
The SA node (Sinoatrial node) sets the pace for the heart as a whole because no other region of the conduction system or the myocardium has a faster depolarization rate. For this reason, it is the heart's pacemaker.
The rate and pace of the heart is set by what?
The rate and pace of the heart are set by the SA node. There are backup systems in place if the SA node fails to do its job.
What pace is a rabbits heart?
Four times faster than a human's heart.
What is pancemaker?
SA node '' sets the pace for the heart
What device keeps the heart at a good steady pace?
computer
What is the device that monitors your heart beat called?
Pace Maker
Does the SA node set the pace for the whole heart?
yes it does.
How is the pace maker involved in your heart beat?
The pace maker uses electrical impulses to regulate heart rate. It is used when the bodies own impulses from the brain are not able to do the job anymore.
What does a pace maker adjust the heart rate to correspond with in the body?
it adjusts the heart rate to correspond to the body's need for oxygen
How does control of the heart beat occur?
the Sino Atrial Node (SA Node) is the pace maker of the heart that receives singles from the brain.
What kind of inventions were made in 2000?
the pace maker the heart transplant dolly the sheep
What purpose does n artificial pacemaker serve and how does it function?
It keeps your heart at a steady pace.
