A patient is intubated after a motor vehicle crash.  A respiratory therapist palpates asymmetrical chest movement during inspiration, but no crepitus.  Breath sounds are diminished on the left.  Which of the following should the therapist do FIRST?

Chest physiotherapy is initiated for a patient who is alert and oriented.  As therapy progresses, a respiratory therapist notices the patient is no longer responsive to verbal stimuli.  The therapist checks the patient’s pulse and finds that the heart rate is 30.  The patient has a respiratory rate of 6.  Which of the following should the therapist do NEXT?

An alert adult patient is receiving CPAP with PS of 5 cm H2O and an FIO2 of 0.28.  The patient has a heart rate of 88 and a respiratory rate of 25. Blood gas analysis results are as follows: pH                7.43PaCO2        35 torrPaO2           95 torrHCO3-        23 mEq/LBE                -1 mEq/LWhich of the following is a respiratory therapist’s most appropriate action?

Spontaneous breathing trials with a T-piece have been initiated for a 50-year-old patient who has been receiving mechanical ventilation for 4 weeks.  With each trial, the patient becomes agitated, dyspneic, and tachypneic, and must be returned to the ventilator.  Which of the following should the respiratory therapist recommend?

A patient presents with a history of loud snoring and daytime sleepiness.  Which of the following is most important for a respiratory therapist to evaluate while the patient is sleeping?

A respiratory therapist intends to change the I:E during VC ventilation.  Flow is constant during inspiration.  Which of the following can be adjusted to accomplish this change? volumemandatory ratesensitivity inspiratory flow1.yesyesyesno2.yesyesnoyes3.yesnoyesyes4.noyesyesyes

While performing a patient-ventilator check, a respiratory therapist observes very little condensation in the heated wire circuit.  The heated wick humidifier contains an appropriate amount of water.  The most likely explanation is that the

A 32-year-old non-smoker presents with persistent shortness of breath.  The following spirometry data are obtained: Pre-bronchodilator                 Post-bronchodilator FEV1                     3.8 L                          4.6 L FVC                     6.29 L                          6.14 L FEV1/FVC           60%                        75%A respiratory therapist should NEXT recommend

The following patient data are obtained:CaO2 Pv¯O2 Sv¯O2 Hb12 vol%30 torr60%10 g/dL             The patient’s C(a-v¯)O2 is approximately

The following pulmonary function results are obtained for a patient:       .   Observed  Predicted % Predicted             . FVC 3.40 5.90 57.6% FEV1 0.50 4.00 12.5% FEV1/FVC 14 70 FEF25-75% 0.77 4.50 17.0% TLC 8.40 7.30 115.0% A respiratory therapist should recommend a treatment plan for