Function: noun
Date: circa 1934
: a small mass of tissue in the right atrioventricular region of higher vertebrates through which impulses from the sinoatrial node are passed to the ventricles
Function: noun
Date: circa 1934
: a small mass of tissue in the right atrioventricular region of higher vertebrates through which impulses from the sinoatrial node are passed to the ventricles
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012