Image: The cardiac conduction system. The SA node is the natural pacemaker of the heart. You may have heard of permanent pacemakers (PPMs) and temporary pacing wires (TPWs) which are used when the SA node has ceased to function properly.
Grace [grace] as a girls' name is pronounced grayce. It is of Latin origin, and the meaning of Grace is favor, blessing. From grtia. A virtue name introduced by the Puritans, referring to God's grace. It has the same meaning as Anna and Hannah and may be used as a variation of these. In Ireland it is used as an anglicization of Grainne.
0Be the first to take the survey! The meaning of Gracie is Grace, good will. Its origin is Variant of the English name Grace. Gracie is a form of Grace and is generally pronounced like GRAYS ee. This name is mostly being used as a girls name. Last year it ranked 165th in the U.S. Social Security Administration list of most popular baby girl names. Show popularity chart.