Sinoatrial node
Sinoatrial node The sinoatrial node (abbreviated SA node, also called the sinus node) is ...
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Talk:Sinoatrial node
Talk:Sinoatrial node Yes i have a question. Dose this sinoatrial react to pain, anger, or love and ...
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Atrioventricular node
Atrioventricular node The atrioventricular node (abbreviated AV node) is the tissue between the atria and ... the atria to the ventricles. The AV node receives two inputs from the atria: posteriorly ... property that is unique to the AV node is decremental conduction. This is the ...
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Cardiac pacemaker
... these impulses synthetically. Control via the SA node Schematic representation of the atrioventricular bundle of ... undergoes slight enlargement to form the AV node. The AV node tapers down into the bundle of HIS ... specialised portion of the heart, called the sinoatrial node, is responsible for the whole heart' ...
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Heart block
... the heart. Blocks that occur within the sinoatrial node (SA node) are described as SA nodal blocks. Blocks that occur within the atrioventricular node (AV node) are described as AV nodal blocks. ...
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Cardiac cycle
... sequence of contractions is coordinated by the sinoatrial (SA) and atrioventricular (AV) nodes. The sinoatrial node, often known as the cardiac pacemaker, is ... contraction. Once the wave reaches the AV node, situated in the lower right atrium, it ... the ventricles. The delay at the AV node allows enough time for all of ...
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Cardiac arrhythmia
... chamber of the heart called the sinus node. The sinus node contains specialized cells that have spontaneous electrical ... considered a tachycardia. With exercise the sinus node increases its rate of electrical activity to ... single specialized location in the atria, the sinoatrial node, has a higher automaticity (a faster ...
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Wolff-Parkinson-White syndrome
... in the heart is initiated in the sinoatrial (SA) node (located in the right atrium), propagates to the atrioventricular (AV) node, and then through the bundle of His ... conduction system of the heart). The AV node acts as a gatekeeper, limiting the electrical ... is an important function of the AV node, because if the signals generated in ...
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Atrial fibrillation
... electricity generated in the atria by the sinoatrial node spread through the heart and cause contraction ... AF, the regular electrical impulses of the sinoatrial node are replaced by disorganized, rapid electrical impulses ... the impulse that is generated by the sinoatrial node (SA node) of the heart ...
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Supraventricular tachycardia
... is either the atria or the AV node. These rhythms require the atria or the AV node for either initiation or maintenance. This is ... not dependent on the atria or AV node. Types of SVTs Supraventricular tachycardia is a ... based on whether they involve the AV node for impulse maintenance or not. Those that involve the AV node can be terminated by maneuvers that ...
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