TMC PRACTICE EXAM A ACCURATE QUESTIONS WITH 100% ANSWERS 2024 COMPLETE SOLUTION A+ GRADE GUARANTEED

TMC PRACTICE EXAM A ACCURATE QUESTIONS WITH 100% ANSWERS 2024 COMPLETE SOLUTION A+ GRADE GUARANTEED 1. A 52 year-old post-operative cholecystectomy patient's breath sounds become more coarse upon completion of postural drainage with percussion. The respiratory therapist should recommend: A. Continuing the therapy until breath sounds improve. B. administering dornase alpha. C. administering albuterol therapy. D. deep breathing and coughing to clear secretions. - ANSWER-D. deep breathing and coughing to clear secretions.See Patient Assessment 2. A healthy adult female can exhale what portion of her forced vital capacity in the first second? - ANSWER-70% 3. 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-5% volume 4. What value for the apnea-hypopnea index (AHI) is consistent with mild obstructive sleep apnea? - ANSWER-5 to 15 5. The respiratory therapist is asked to evaluate the presence of Auto-PEEP on a patient receiving mechanical ventilation. In order to do this, what should the RT do? - ANSWER-Initiate an expiratory hold just prior to the next ventilator-delivered breath 6. What do bronchial breath sounds heard over the lung periphery indicate? - ANSWER-lung consolidation (pneumonia) Rationale: should be vesicular in periphery 7. A 60 kg (132 lb) patient is mechanically ventilated at the following settings: VC, A/C; VT 500 mL, respiratory rate 12/min, FIO2 1.00 and 10 cm H2O PEEP. The patient's peak airway pressure is 60 cm H2O and his SpO2 is 85%. A current chest x-ray shows diffuse bilateral infiltrates. Which of the following is the most appropriate action in order to reduce peak airway pressure? A. Increase the frequency.