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Questions and Answers
Which of the following is a purpose of mechanical ventilation?
Which of the following is a purpose of mechanical ventilation?
- To treat neuromuscular diseases such as Myasthenia Gravis
- To deliver negative or positive pressure to the lungs
- To decrease the work of breathing and improve patient's comfort
- To maintain or improve ventilation and tissue oxygenation (correct)
What are the indications for mechanical ventilation?
What are the indications for mechanical ventilation?
- Musculoskeletal abnormalities such as chest wall trauma
- Abnormalities of pulmonary gas exchange (correct)
- Acute respiratory failure due to infectious diseases of the lung
- Patients who have received general anesthesia
Which parameters are considered when determining the need for ventilatory support?
Which parameters are considered when determining the need for ventilatory support?
- Pulmonary function studies, normal range
- Respiratory rate, tidal volume, vital capacity
- Arterial blood gases, pH, PaO2, PaCO2 (correct)
- Maximum Inspiratory Force, ventilation indicated
Which method of cycling is the most common form of ventilator cycling used in adult medicine?
Which method of cycling is the most common form of ventilator cycling used in adult medicine?
What is the main indication for mechanical ventilation?
What is the main indication for mechanical ventilation?
What is the initial mode of ventilation recommended when starting positive-pressure ventilation with a volumecycled ventilator?
What is the initial mode of ventilation recommended when starting positive-pressure ventilation with a volumecycled ventilator?
What is the trend of these values that should influence clinical judgment when considering starting mechanical ventilation?
What is the trend of these values that should influence clinical judgment when considering starting mechanical ventilation?
Which type of ventilator delivers a selected gas pressure to the patient early in inspiration, and sustains the pressure throughout the inspiratory phase?
Which type of ventilator delivers a selected gas pressure to the patient early in inspiration, and sustains the pressure throughout the inspiratory phase?
Which factor terminates the inspiratory cycle in a volume-cycled ventilator?
Which factor terminates the inspiratory cycle in a volume-cycled ventilator?
Which type of ventilator would be used to achieve lower peak ventilator pressures?
Which type of ventilator would be used to achieve lower peak ventilator pressures?
Which mode of ventilation reduces the work of breathing to the amount of inspiration needed to trigger the machine?
Which mode of ventilation reduces the work of breathing to the amount of inspiration needed to trigger the machine?
Which of the following is a category of ventilator alarms?
Which of the following is a category of ventilator alarms?
Which of the following is NOT a mechanical complication of mechanical ventilation?
Which of the following is NOT a mechanical complication of mechanical ventilation?
Which physiological complication can occur due to fluid overload with humidified air?
Which physiological complication can occur due to fluid overload with humidified air?
Which of the following is the formula for calculating minute ventilation (VE)?
Which of the following is the formula for calculating minute ventilation (VE)?
What is the usual rate of sighs per hour?
What is the usual rate of sighs per hour?
What is the recommended range for peak airway pressure in adults?
What is the recommended range for peak airway pressure in adults?
What is the most common setting for pressure sensitivity on a ventilator?
What is the most common setting for pressure sensitivity on a ventilator?
Which mode of mechanical ventilation allows the patient to initiate breaths at a higher rate than the preset number of breaths/minute?
Which mode of mechanical ventilation allows the patient to initiate breaths at a higher rate than the preset number of breaths/minute?
In which mode of mechanical ventilation does the ventilator provide a pre-set tidal volume at a pre-set rate, and the patient can breathe spontaneously at his own tidal volume and rate with no assistance from the ventilator?
In which mode of mechanical ventilation does the ventilator provide a pre-set tidal volume at a pre-set rate, and the patient can breathe spontaneously at his own tidal volume and rate with no assistance from the ventilator?
Which mode of mechanical ventilation is used when compliance is decreased and the risk of barotrauma is high?
Which mode of mechanical ventilation is used when compliance is decreased and the risk of barotrauma is high?
Which mode of mechanical ventilation completely provides ventilation to the patient with a preset tidal volume, respiratory rate, and oxygen concentration, and the patient does not breathe spontaneously?
Which mode of mechanical ventilation completely provides ventilation to the patient with a preset tidal volume, respiratory rate, and oxygen concentration, and the patient does not breathe spontaneously?
Which mode of ventilation is primarily used for weaning from mechanical ventilation?
Which mode of ventilation is primarily used for weaning from mechanical ventilation?
What is the range of the percent of oxygen concentration that a patient can receive from the ventilator?
What is the range of the percent of oxygen concentration that a patient can receive from the ventilator?
What is the usual range of tidal volume selected for a patient on a ventilator?
What is the usual range of tidal volume selected for a patient on a ventilator?
What are the signs and symptoms of oxygen toxicity?
What are the signs and symptoms of oxygen toxicity?
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