This second edition has been completely reformatted and re-edited to provide you with a NEW, yet familiar learning experience. If you have the original Vent Hero textbook, this will further enrich your understanding with NEW artwork, figures, and most importantly, practice problems. If you have never read Vent Hero before, then get this version! Our goal is to help hone your expertise of the mechanical ventilator, and then allow you to practice this expertise. Practice problems are included and come with complete full explanations.