Diffusing Capacity. 1  Diseases associated with increased pulmonary blood flow (e.g., left-to-right intracardiac shunts) 2  Diseases associated with polycythemia. 3  Exercise. 4  Pulmonary hemorrhage. 5  DLCO, diffusing capacity of carbon monoxide.
arrow - a projectile with a straight thin shaft and an arrowhead on one end and stabilizing vanes on the other; intended to be shot from a bow arrowhead - the pointed head or striking tip of an arrow bow and arrow - a weapon consisting of arrows and the bow to shoot them
At first made of reeds, and then of wood tipped with iron. Arrows are sometimes figuratively put for lightning (Deut. 32:23, 42; Ps. 7:13; 18:14; 144:6; Zech. 9:14). They were used in war as well as in the chase (Gen. 27:3; 49:23).