A home care patient will be receiving oxygen therapy via a t…
A home care patient will be receiving oxygen therapy via a transtracheal catheter. How should the patient be instructed with regard to the oxygen system?I. that the flow can be increased to 5 L/minII. the administration of oxygen can begin immediately once the procedure has been completedIII. the catheter may require daily cleaningIV. the catheter will not be inserted until the stent is removed
Read DetailsWhich of the following are acceptable indicators of hypoxemi…
Which of the following are acceptable indicators of hypoxemia for purposes of justifying home O2 therapy?I. resting PaO2 of 65 mm Hg (room air)II. drop in Sao2 below 88% during ambulationIII. resting arterial SaO2 below 88% (room air)
Read DetailsA patient with ARDS is receiving mechanical ventilation with…
A patient with ARDS is receiving mechanical ventilation with the following settings:Mode: PCVPIP: 20 cmH2Orate: 12 bpmTI: 1 secondI:E: 1:1FiO2: 0.50PEEP: 15 cmH2OVt exhaled: 6 mL/kgABGs:pH: 7.28PCO2: 55 torrPO2: 62 torrThe pulmonologist wants to maintain a PaCO2 of 40 to 45 mmHg. Which of the following would the respiratory therapist recommend?
Read DetailsA patient receiving continuous mandatory ventilation in the…
A patient receiving continuous mandatory ventilation in the assist-control mode develops auto-PEEP. Which of the following changes in ventilatory patterns would you consider to minimize the effects of auto-PEEP in this patient?I. decreasing the rateII. using low-rate synchronized intermittent mandatory ventilationIII. decreasing the peak inspiratory flowIV. lowering the VT and letting the PaCO2 rise
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