Endotracheal Tube or Tracheostomy Tube Cuffs Are Inflated to Minimal

Endotracheal tube or tracheostomy tube cuffs are inflated to minimal occlusive volume.Adequate occlusion is determined using a stethoscope to

A) hear a hissing sound over the suprasternal notch on expiration.
B) hear a hissing sound over the suprasternal notch on end inspiration.
C) hear the client speak softly on exhalation.
D) infalted cuff pressure greater than client's blood pressure.