intraatrial conduction

in·tra·a·tri·al con·duc·tion

represented by the P wave in the electrocardiogram, the conduction of the cardiac impulse through the atrial myocardium.

in·tra·a·tri·al con·duc·tion

(in'tră-ā'trē-ăl kŏn-dŭk'shŭn) Conduction of the cardiac impulse through the atrial myocardium, represented by the P wave in the electrocardiogram.