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.
In English the meaning of the name Gracie is: Grace. The name Gracie is an American baby name. In American the meaning of the name Gracie is: Grace. The name Gracie is an Irish baby name. In Irish the meaning of the name Gracie is: AIrish name Grianne, meaning love. The name Gracie is a Latin baby name. In Latin the meaning of the name Gracie is: Favor; blessing. The three mythological graces were nature goddesses: Aglaia: (brilliance); Thalia: (flowering); and Euphrosyne:.