C&S TMC 2022 Exam 1 (QUESTIONS & ANSWERS)

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An infant is being mechanically ventilated via a time-cycled, pressure-limited ventilator. Which of the following would occur if PEEP were increased without a corresponding increase in peak pressure... ? - ✔✔The tidal volume would decrease - A physician requests the respiratory therapist to assess the upper airway function of a patient with a fenestrated tracheostomy tube. The therapist should: - ✔✔Remove the inner cannula, deflate the cuff, plug the outer cannula - A patient receiving sustained maximal inspiratory (SMI) treatments with a volumeoriented incentive spirometer device begins to inhale through the device 18 times per minute. Which of the following best explains this situation? - ✔✔The patient needs reinstruction regarding the SMI therapy - After initiating mechanical ventilation in the A/C mode for an adult male patient, the respiratory therapist observes that the patient is agitated and having difficulty in cycling the ventilator. Which of the following should the therapist do? - ✔✔Increase the sensitivity setting - Data recorded for a 52 kg (110 lb) mechanically ventilated patient who has a long standing history of chronic hypercapnia are as follows: Ventilator Settings Arterial Blood Gases Mode: SIMV pH: 7.36 VT: 400 mL PaCO2: 62 mmHg Rate: 8/min HCO3: 34 mEq/L FiO2: 0.35 PaO2: 61 mmHg On the basis of this information, the respiratory therapist should: - ✔✔Maintain current settings - A respiratory therapist is manually ventilating a patient during a cardiopulmonary resuscitation attempt. An arterial blood gas is drawn and the results are as follows: pH: 7.27 PaCO2: 38 mmH [Show More]

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