<prompt> Why is bevel of Endotracheal tubes left sided at the proximal tip of the tube-For easier passage of tube through vocal cordsTo prevent occlusion of tip by tracheal walFor high pressure ventilationAll of the above  <response>: Endotracheal tubes ETTs typically have a left-facing bevel at the tip. ... The bevel is left-facing rather than right-facing to allow a better view of the ETT tip entering the field of view from right to left midline and then passing throught the vocal chords. bevel is towards left side. 