<prompt> Cuff pressure in Endotracheal intubation with prolonged ventilation should be less than?20 mm Hg30 mm Hg40 mm Hg50 mm Hg  <response>: Ans. isai.e., 20 mm HgRef.: Millers Anacs Physiology 7e Chap. 50Cuff pressure 18-22mmHg 25-30 cm H2O is recommended. 