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TMC Practice Exam A + B | 47 Questions with 100% correct answers | Verified

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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. Continui... ng the therapy until breath sounds improve. B. administering dornase alpha. C. administering albuterol therapy. D. deep breathing and coughing to clear secretions. - ANS -D. deep breathing and coughing to clear secretions. See Patient Assessment A healthy adult female can exhale what portion of her forced vital capacity in the first second? - ANS -70% 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. - ANS -5% volume What value for the apnea-hypopnea index (AHI) is consistent with mild obstructive sleep apnea? - ANS -5 to 15 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? - ANS -Initiate an expiratory hold just prior to the next ventilator-delivered breath What do bronchial breath sounds heard over the lung periphery indicate? - ANS -lung consolidation (pneumonia) Rationale: should be vesicular in periphery [Show More]

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