Atrioventricular (having to do with an
atrium and
ventricle) can refer to:
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Left atrioventricular opening
The left atrioventricular orifice (left atrioventricular opening or mitral orifice) is placed below and to the left of the aortic orifice.
It is a little smaller than the corresponding aperture of the opposite side.
It is surrounded by a dense ...
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Atrioventricular fistula
An atrioventricular fistula is a fistula between an atrium and a ventricle of the heart.
Formation of an AVF is a potential complication of catheter ablation
Catheter ablation is a procedure that uses radio-frequency energy or other sources to ...
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Atrioventricular node
The atrioventricular node (AV node, or Aschoff-Tawara node) electrically connects the heart's atria and ventricles to coordinate beating in the top of the heart; it is part of the electrical conduction system of the heart. The AV node lies at the ...
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Atrioventricular valves
A heart valve is a biological one-way valve that allows blood to flow in one direction through the chambers of the heart. A mammalian heart usually has four valves. Together, the valves determine the direction of blood flow through the heart. Hear ...
, the mitral valve and tricuspid valve
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