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Bedside spirometry performed on a patient reveals the following: Respiratory rate   =  22 Tidal volume        =  360 mL Dead space    =  150 mL Inspiratory capacity =  1.0 LBased on these data, what is the patient’s minute ventilation?

A respiratory therapist is monitoring a patient with tracheostmy. The patient is recieving oxygen at an FIO2 of .40 by T-piece with a flowmeter setting of 8 L/min. No mist is visible during inspiration. Which of the following should the therapist do?

Your patient has a IPPB tidal volume goal of 500 ml but is only exhaling 200 ml. What would you do to deliver a larger volume?

An ABG was obtained from a patient on CMV with continuous capnometer connected to the ventilatory circuit. The following ABG results and capnometer reading are as follows: pH – 7.35 PaCO2 – 50 mmHg PaO2 – 65 mmHg HCO3 – 25 mEq/L PETCO2 – 45 mmHg Four hours later the capnometer is reading at 60 mmHg. what is the actual PaCO2?

A patient is currently on oxygen therapy using a venturi mask at 35% running at 8 LPM. What is the total flow that is being delivered to the patient?

You must deliver the highest possible FIO2 to a 67-year-old man with pulmonary edema breathing at a rate of 24/min. Which of the following O2 delivery systems would be most appropriate?

Which of the following statements is false about low-flow O2 delivery systems?

How long will an “H” cylinder last that has 1900 psig if 02 flow is 7 lpm?

A patient with a peak inspiratory flow of 50 L/min is to receive 28% oxygen via venturi mask. What is the minimum oxygen flow required?

Which of the following are hemodynamic hazards and complications of PAP therapy(CPAP and EPAP)?   I. Decrease in blood pressure II. Decrease in venous return III. Gastric distension IV. Decrease in cardiac output