| atrio | relating to or affecting the atria and ventricles of the heart |
|---|---|
| atrio | recurrent sudden attacks of unconsciousness caused by impaired conduction of the impulse that regulates the heartbeat |
| atrio | a bundle of modified heart muscle that transmits the cardiac impulse from the atrioventricular node to the ventricles causing them to contract |
| atrio | the normal cardiac rhythm when the heart is controlled by the atrioventricular node |
| atrio | a node of specialized heart muscle located in the septal wall of the right atrium |
| atrio | a bundle of modified heart muscle that transmits the cardiac impulse from the atrioventricular node to the ventricles causing them to contract |
| atrio | either of two heart valves through which blood flows from the atria to the ventricles |