A Nurse Should Instruct a Client Who Is to Use

Multiple Choice

A nurse should instruct a client who is to use a metered-dose nebulizer to follow which of these steps?

A) Exhale,place mouthpiece in mouth,press down on dispenser while simultaneously inhaling,and hold for 10 seconds before exhaling slowly.
B) Inhale and exhale several times,place mouthpiece in mouth,press down on dispenser,inhale,and hold for 20 seconds before exhaling slowly.
C) Place mouthpiece in mouth,press down on dispenser,take two deep breaths,and exhale rapidly.
D) Rest quietly for 5 minutes before placing mouthpiece in mouth,press down on dispenser,take two deep breaths,and exhale rapidly.