For many White people, particularly those who live in White-centric communities, we never have to consider our own racial identity. I cannot tell you how many times Iâve heard White people called upon to describe their race only to have them say, âIâve never really thought about it. I guess Iâm just normal.â Hell, Iâm pretty sure I was talking this way not too long ago.
Sinus rhythm. A sinus rhythm is any cardiac rhythm where depolarisation of the cardiac muscle begins at the sinus node. It is characterised by the presence of correctly oriented P waves on the electrocardiogram (ECG). Sinus rhythm is necessary, but not sufficient, for normal electrical activity within the heart.
Sinus tachycardia is the condition where the Impulse rate goes above 100 beats per minute in the average adults. This condition generally occurs in those patients who have had heart related ailments for many years. The rhythm varies abnormally in these patients causing various heart related problems.