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
View Wiki Entry. Arrows can be fired with a bow, or out of a dispenser, to damage players and creatures. When fired on a parallel plane, arrows will fly ~15 blocks. When fired at a 45 degree angle, they will fly ~50 blocks.Arrows can be picked up after they are fired.keletons are hostile mobs that shoot arrows at players if spotted. They spawn at night on the surface as well as in unlit areas and caves. When exposed to sunlight, Skeletons will catch on fire.