35 Questions
Which type of airway prevents the tongue from obstructing the upper airway?
Oropharyngeal airway
What is the recommended time limit for intubation attempts?
30 seconds
Which of the following is an indication for suctioning?
Decreased tidal volume
What is the purpose of positive end-expiratory pressure (PEEP) in mechanical ventilation?
To improve oxygenation
What is the recommended peak pressure limit during mechanical ventilation?
30 cmH2O
What is the main advantage of noninvasive mechanical ventilation?
No sedation required
What is a potential disadvantage of noninvasive mechanical ventilation?
Significant drying of oral mucosa
Which of the following is a contraindication for noninvasive mechanical ventilation?
Hemodynamic instability
What is the purpose of weaning from ventilator support?
To remove the endotracheal tube
Which of the following is a disadvantage of noninvasive mechanical ventilation?
Recent upper airway surgery
What is the first step in the weaning process?
Intubation
Which of the following is a contraindication for noninvasive mechanical ventilation?
Apnea
What is a disadvantage of noninvasive mechanical ventilation?
Uncooperativeness
What is the purpose of positive pressure/ventilator therapy?
To provide mechanical ventilation
What is the final step in the weaning process?
Extubation
Which of the following is a readiness criteria for initiating noninvasive mechanical ventilation?
Oxygen saturation greater than 90%
What is a potential contraindication for noninvasive mechanical ventilation?
Open abdomen
Which of the following is a sign of respiratory muscle fatigue?
Intercostal retractions
What is the purpose of a bag/valve mask at the bedside?
To provide mechanical ventilation
Which of the following is a contraindication for noninvasive mechanical ventilation?
Glasgow coma scale of less than 8
What is a potential contraindication for spontaneous breathing trials (SBT)?
Low PaO2/FiO2 ratio
What is the recommended FiO2 (Fraction of Inspired Oxygen) limit for initiating noninvasive mechanical ventilation?
Less than 40%
What is a potential contraindication for noninvasive mechanical ventilation?
Active ischemia
What is a potential contraindication for noninvasive mechanical ventilation?
Normal management of pain/anxiety/agitation
What is a potential contraindication for noninvasive mechanical ventilation?
Normal PaO2/FiO2 ratio
Which mode of ventilation provides continuous pressure support and may increase the functional residual capacity of the lungs?
Continuous Positive Airway Pressure (CPAP) Mode
What is the potential risk of using high PEEP in Continuous Positive Airway Pressure (CPAP) Mode?
Increased risk of left ventricular dysfunction upon extubation
Which mode of ventilation is similar to Pressure Support Ventilation (PSV), but the ventilator automates the pressure support?
Automatic Tube Compensation
Which mode of ventilation increases the pressure support if the minute volume drops or respirations increase during the weaning process?
Automated Weaning
What is the goal respiratory rate during the weaning process in Pressure Support Ventilation (PSV) or Continuous Positive Airway Pressure (CPAP) Mode?
Less than 35 breaths per minute
What is a sign or symptom of early failure during the weaning process?
Tachypnea
What is the recommended observation period for signs and symptoms of early failure after transferring a patient to Pressure Support Ventilation (PSV) or Continuous Positive Airway Pressure (CPAP) Mode during the weaning process?
30-60 minutes
What is the recommended initial drive pressure in Pressure Support Ventilation (PSV) during the weaning process?
5-8 cmH20
What is a potential indication for extubation?
Mental status alert and cooperative
What should be on hold for several hours prior to extubation?
NG tube/OGT feedings
Test your knowledge on artificial airways and intubation procedures. Learn about pharyngeal airways, positioning, preoxygenation, and more. Explore the essentials of this vital medical procedure.
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