show more The Contraction of the ventricles is referred to as (1), and the period of ventricular relaxation is called (2). The monosyllables describing heart sounds during the cardiac cycle are (3). The first heart sound is a result of closure of the (4) valves; closure of the (5) valves causes the second heart sound. The...
Quick Answer. A microfiche is a single sheet of plastic that contains several images of pages of text, whereas microfilm is a long spool of plastic film that winds and rewinds to view images of text. In both instances, these microforms require a projection system whereby images of microfiche and microfilm appear on a backlit screen to be viewed.
The term â microfiber â is based on the size of a fiber measuring below 1.0 denier (the diameter or fineness of a continuous or filament fiberâthe lower the number, the finer the fiber, which in turn is more effective for cleaning surfaces).icrofiber is traditionally defined as a fiber with a denier of less than one. Denier is a measure of thinness of fiber and is the weight in grams of a continuous fiber of 9,000 meters.