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A male patient (83-kg IBW) is intubated and ventilated with PC-CMV, f = 12/min, set PIP = 28 cm H2O, resulting in a VT of 430 mL. The ABG results on this setting are: pH 7.35, PaCO2 45 mm Hg, and HCO 23 mEq/L. Forty-eight hours later on the same settings, the ABG results are: pH 7.54, PaCO2 27 mm Hg, and  HCO 21 mEq/L with an exhaled VT of 800 mL. The most appropriate action at this time is which of the following?

A female patient (59-kg IBW) with no history of pulmonary disease is being invasively ventilated with VC-CMV, f = 12/min, VT = 470 mL, PEEP = 5 cm H2O, FIO2 = 0.5. ABG results with these settings are: pH 7.31, PaCO2 54 mm Hg, PaO2 92 mm Hg, SaO2 90%, HCO 24 mEq/L. The most appropriate action for the respiratory therapist to take is which of the following?

A patient with an IBW of 68 kg is intubated and being mechanically ventilated with VC-CMV, f = 12/min, and VT = 470 mL. The patient has a combined respiratory rate of 25/min. The ABG results are: pH 7.56, PaCO2 26 mm Hg, and  HCO 22 mEq/L. The most appropriate action is to do which of the following?

What is the sum of 24.657 and 15.419? [BLANK-1]

Convert the following Roman Numeral to a Arabic number: MIIL

Which is the whole number 100 written as a fraction that equals 1?

How would 3 patients out of 4 patients be written as a ratio?

Which of the following is measured by liters?

Average the following decimal numbers. Round to the nearest tenth. 3.2, 7.1, 4.4, 1.9, 8.6, & 3.7 [BLANK-1]

The approved abbreviation for killogram is: kg.