TMC Practice exam questions with correct answers|100% verified

TMC Practice exam questions with correct answers A patient on VC ventilation demonstrates auto-PEEP on ventilator graphics. Which of the following controls, when adjusted independently, would increase expiratory time? 1. Tidal volume 2. Respiratory Rate 3. Inspiratory flow 4. Sensitivity Answer *A. 1, 2, and 3 only B. 1, 2, and 4 only C. 1, 3, and 4 only D. 2, 3, and 4 only Which of the following would be the most appropriate therapy for a dyspneic patient who has crepitus with tracheal deviation to the left and absent breath sounds on the right? Answer A. Perform chest physiotherapy B. Administer an IPPB treatment C. Insert an endotracheal tube *D. Insert a chest tube Following cardiac surgery, a 55 year-old patient has the following ABG results: pH 7.50, PaCO2 30 torr, PaO2 62 torr, HCO3 25 mEq/L, SaO2 92%, HB 14 g/dL, BE +2. Venous blood gas results are pH 7.39, PvCO2 43 torr, PvO2 37 torr, and SvO2 66%. Calculate the patient's C(a-v)O2. Answer A. 2.5 vol% B. 4.0 vol% *C. 5.0 vol% D. 5.5 vol% Immediately after extubation of a patient in the ICU, the respiratory therapist observes increasing respiratory distress with intercostal retractions and marked stridor. The SpO2 on 40% oxygen is noted to be 76%. Which of the following would be most appropriate at this time? Answer A. Cool mist aerosol treatment B. Aerosolized racemic epinephrine C. Manual ventilation with resuscitation bag and mask *D. Reintubation A patient receiving mechanical ventilation has developed a temperature of 99.9° F with purulent secretions over the last 12 hours. The respiratory therapist has also noted a steady increase in peak inspiratory pressure. What initial recommendation should be made to address these changes? Answer *A. Initiate bronchial hygiene therapy. B. Obtain a sputum gram stain.