Exam 49: Noninvasive Ventilation

What mode of ventilation is most often used for noninvasive ventilation (NIV) when a critical care ventilator is in use?

Compared with nasal masks, full-face masks are associated with all of the following, except:

Which of the following groups of patients are considered at risk for reintubation? 1) Patients with APACHE 2 score greater than 12 on the day of extubation 2) Patients older than 45 years 3) Patients with congestive heart failure (CHF) 4) Patients with one or more weaning failure

Which of the following are benefits of continuous positive airway pressure (CPAP) in postoperative major abdominal surgery? 1) Lower mortality 2) Lower intubation rate 3) Lower incidence of pneumonia 4) Lower rate of sepsis

All of the following are goals of noninvasive ventilation (NIV) in the acute care setting, except:

Which of the following is least likely to indicate the need for noninvasive ventilation (NIV) in the acute care setting?

What is the recommended initial setting for ventilating pressure when delivering noninvasive ventilation in the pressure triggered timed mode?

Which of the following is/are characteristics of most noninvasive ventilators? 1) Electrically powered 2) Blower driven 3) Microprocessor controlled 4) Double-circuit design

Your patient is being ventilated with a common critical care ventilator using pressure support ventilation (flow cycled) with a nasal mask. A leak is present that is preventing the appropriate termination of the inspiratory cycle. What is the best response?

Which of the following interfaces should be used in greater than 90% of the patients with hypoventilation?

Which of the following ventilators is generally only used for chronic noninvasive ventilation (NIV)?

Which level of positive end-expiratory pressure (PEEP) is necessary to prevent rebreathing of carbon dioxide?

The respiratory therapist has placed a patient on noninvasive ventilation. After 2 hr the patient showing significant improvement in her work of breathing but is experiencing nasal and oral dryness. Which of the following corrective action should be performed?

Which of the following interfaces is/are most commonly used to apply noninvasive ventilation (NIV) in the acute setting? 1) Nasal or full-face mask 2) Mouthpiece 3) Endotracheal tube 4) Nasal pillows

Which of the following are possible solutions to correct a large air leak during noninvasive ventilation? 1) Selecting an appropriately sized mask 2) Applying chin straps 3) Using a full-face mask 4) Decreasing the inspiratory time

Which of the following restrictive thoracic diseases are successfully managed with noninvasive ventilation (NIV)? 1) Postpolio syndrome 2) Neuromuscular disease 3) Spinal cord injuries 4) Severe kyphoscoliosis

Which of the following noninvasive ventilation (NIV) settings are adequate for a patient with cardiogenic pulmonary edema?

What patient population is the only group currently accepted for the use of noninvasive ventilation (NIV) in the hospital ward?

Which of the following modes are commonly seen on noninvasive ventilators? 1) Continuous positive airway pressure (CPAP) 2) Spontaneous (pressure assist) 3) Pressure assist 4) Volume control

Which of the following are potential benefits of using noninvasive ventilation (NIV) during weaning? 1) Reduced length of intensive care unit (ICU) stay 2) Reduced incidence of nosocomial pneumonia 3) Reduced mortality rate 4) Reduced incidence of pulmonary embolism