Noun: atrioventricular trunk
- A bundle of modified heart muscle that transmits the cardiac impulse from the atrioventricular node to the ventricles causing them to contract
"Damage to the atrioventricular trunk can cause heart block";
- atrioventricular bundle, bundle of His, truncus atrioventricularis
Derived forms: atrioventricular trunks
Type of: cardiac muscle, heart muscle