Chapter 28 – Which of the following would the respiratory therapist use to initiate HFOV for a child who weighs 48 kg?

Chapter 27 – A patient generates enough inspiratory effort (above a threshold or sensitivity setting) to start a flow of gas to the patient. Which of the flowing best described what is occurring with the breath?

Chapter 27 – The respiratory therapist is evaluating a preterm infant who is intubated and receiving pressure support ventilation. The respiratory therapist notes that the flow at the beginning of inspiration exceeds the infant’s inspiratory demand. Which of the following should the respiratory therapist do?

Chapter 27 – Which of the following ventilator parameter changes would increase the pCO₂ during HFJV?

Chapter 28 – A respiratory therapist initiates VC-CMV for a 4-year-old patient who requires ventilatory support following a fall from a second-story window. The child has no spontaneous respiratory effort. Which of the following should the respiratory therapist recommend for an initial mandatory rate?

Chapter 27 – Which of the following should be used to noninvasively monitor the effectiveness of ventilation during HFOV?

Chapter 27 – The respiratory therapist is reviewing the graphics screen prior to determining ventilator parameter adjustments for an intubated neonate receiving ventilatory support with NAVA. The following data are available: Respiratory rate: 64 breaths/minute Heart rate: 128 beats/minute SpO₂: 98% FIO₂: 0.30 PEEP: 8 cm H₂O NAVA level: 2 Edi Max: 14 mV Edi Min: 3 mV Which of the following should the respiratory therapist recommend?

Chapter 27 – Which of the following best describes the range for inspiratory time during invasive mechanical ventilatory support of an infant with BPD?

Chapter 27 – A respiratory therapist is evaluating an infant born at 24 weeks’ gestation who is intubated and receiving mechanical ventilation in the PC-CMV. The chest radiograph shows the ETT 2 cm above the carina and the presence of pulmonary interstitial emphysema. The following data are available: FIO₂: 0.70 PIP: 28 cm H₂O PEEP: 6 cm H₂O Inspiratory time: 0.4 second Inspiratory V_(T): 4 mL/kg Mandatory rate: 60/minute Total rate: 60/minute Heart rate: 148/minute SPO₂: 89% What should the respiratory therapist recommend?

Chapter 27 – An infant born at 34 weeks’ gestation is intubated and receiving mechanical ventilation in the PSV mode. The respiratory therapist notes that the infant is actively exhaling. Which of the following should the respiratory therapist do?