Oxygen, Aerosol, and Airway Clearance

Which of the following disorders can develop in NICU patients as a result of receiving concentrations of oxygen that produce a high PaO₂?

• Atelectasis
• Hyperoxia
• Retinopathy of Prematurity
• Bronchopulmonary Dysplasia

A child with an exacerbation of asthma is a candidate for the administration of heliox. Which of the following gas delivery devices is most suitable for its administration?

• Nasal cannula
• Simple Mask
• Non-rebreather mask
• Venturi mask

For which of the following types of patients would using a dry powder inhaler (DPI) for medication delivery likely be contraindicated?

• A 4-year-old child
• A patient with COPD
• A teenager able to generate an inspiratory flow of 40 L/min
• A 13-year old with stable asthma

An aerosol treatment is being administered via a jet nebulizer. After 8 minutes the nebulizer starts “sputtering.” What should the therapist do at this point?

• Tap the nebulizer cup until no more mist is produced
• Terminate the treatment at this time
• Allow the nebulizer to continue the treatment for 2 more minutes
• Add more diluent to the nebulizer cup

You have been assigned to administer ACT to a number of patients on the ward. In which of the following conditions may ACT be beneficial?

• Asthma
• Post-Op Atelectasis
• Bronchiolitis
• Neuromuscular Disease