Hardened plaque narrows the coronary arteries and reduces the flow of oxygen-rich blood to the heart. If the plaque ruptures, a blood clot can form on its surface. A large blood clot can mostly or completely block blood flow through a coronary artery.oronary heart disease (CHD) is a disease in which a waxy substance called plaque (plak) builds up inside the coronary arteries. These arteries supply oxygen-rich blood to your heart muscle. When plaque builds up in the arteries, the condition is called atherosclerosis (ATH-er-o-skler-O-sis).
SUBTOTAL Function Argument Definition. function_num: This argument can be the numbers 1 to 11 which means that it will include hidden worksheet row values when calculating or 101 to 111 which means it will ignore hidden row values when calculating. The numbers indicate what type of calculation it will perform like a sum or an average.
The tutorial explains how to use the Excel Subtotal feature to automatically sum, count or average different groups of cells. You will also learn how to display or hide the subtotal details, copy only subtotal rows, and how to remove subtotals.