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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.

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Q: What does a ventricular pacemaker do to initiate a heartbeat?
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What happens without a pacemaker?

There is more chance of a heart attack. A pacemaker regulates the patients heartbeat.


What device would be used to regulate a heartbeat?

A pacemaker is a device that is commonly used to regulate an irregular heartbeat by sending electrical impulses to the heart to help it maintain a normal rhythm.


How do you fix left ventricular dysfunction?

In most cases, ventricular dysfunction can be helped with medication or a pacemaker. However, a true fix is surgery but it is not always successful.


What is a group of cells in the right atrium that regulates a heartbeat called?

pacemaker


What is the relationship between the heartbeat and the pacemaker?

The Pacemaker ensures that the heart has a steady rhythm without any cause for a breakdown or skip in the beat.


Sensitive tissue in the right atrium that begins the heartbeat?

Pacemaker (sinoatrial node)


What is the pacemaker of the heart that begins the heartbeat?

The SA node begins the heartbeat and is sometimes referred to as the heart's pacemaker. The AV node are where the electrical impulses are delayed for 0.1 second before spreading to both ventricles and causing them to contract.


Name the instrument placed in heart patients to initiate heart beat?

An artificial pacemaker


How does the pacemaker help with the circulation in a persons legs?

The pacemaker will regulate the heartbeat, and a regulated heartbeat will regulate the speed blood is moved throughout the body. Improved blood flow, especially in the legs, will improve general health across the board.


What device for regulating heartbeat was invented in the late 50's by Wilson Greatbatch?

Pacemaker


What causes a weak slow heartbeat?

A weak and slow heartbeat can be caused by conditions such as heart block, sick sinus syndrome, or electrolyte imbalances. It can also be a side effect of certain medications or a result of aging. It's important to consult a healthcare professional for an accurate diagnosis and appropriate treatment.


What does a pacemaker control in the heart?

A pacemaker sends electrical shocks to the heart to beat it at a particular speed. It pulsates the heart at a set rate (eg. 60bpm) to help those who are have a slower than normal heartbeat.