Which of the following modes of ventilation requires the use of a special nasogastric tube that is fitted with an electrode array?
a. High-frequency os-cillatory ventilation c. High-frequency jet ventilation
b. Neurally adjusted ventilatory assist d. Adaptive support ventilation
ANS: B
Neurally adjusted ventilatory assist is a mode of ventilation based on neural respiratory input. It relies on detection of the electrical activity of the diaphragm to control ventilator function through a special nasogastric tube that is fitted with an electrode array.
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