Which of the following can cause hypoxemia? (Multiple Answers)  V/Q mismatch  Diffusion impairment  Alveolar hypoventilation  Intrapulmonary shunting

Which of the following adverse reactions are commonly seen with pulmonary function testing?   hemoptysis  cough  chest pain  syncope

Which of the following are present when diagnosing a respiratory failure? (Multiple Answers)  PaO2 50 mm Hg, FIO2 .21, PB 760 mm Hg  P(A-a)O2 45 mm Hg, FIO2 .21, PB 760 mm Hg  PaO2/FIO2 400, FIO2 .21, PB 760 mm Hg

All of the following causes atelectasis except:  Abdominal surgery  Hepatomegaly  Rib fracture  Pleurisy

Which of the following is the best index of oxygen transport for a patient who has been resuscitated after carbon monoxide (CO) poisoning?  PaO2  CaO2  O2 saturation  C(a-v)O2

Using the given data, what is the alveolar partial pressure of oxygen for the following patient? FIO2            .28 PB             752 mm Hg  pH            7.38 PaCO2      43 mm Hg PaO2        88 mm Hg

A patient with a 10-year history of chronic bronchitis and an acute viral pneumonia exhibits the following blood gas results breathing room air: pH = 7.22; PCO2 = 67 mm Hg; PO2 = 60 mm Hg; HCO3– = 26 mEq/L. Which of the following best describes this patient’s condition?

Which of the following measures should be used in assessing the adequacy of a patient’s alveolar ventilation? (Multiple Answers) 1. PaO2 2. Arterial pH 3. PaCO2 4. HCO3-

A patient develops acute hypercapnic respiratory failure due to muscle fatigue. Which of the following modes of ventilatory support would you consider for this patient? (Multiple Answers)  Assist-control ventilation with adequate backup rate.  Continuous positive airway pressure.  Intermittent mandatory ventilation with adequate backup rate.  Airway pressure release ventilation.

Which of the following is present when diagnosing respiratory failure? (Multiple Answers)  PaO2 55 mm Hg, FIO2 .21, PB 760 mm Hg  PaCO2 58 mm Hg, FIO2 .21, PB 760 mm Hg  P(A-a)O2 45 mm Hg, FIO2 .21, PB 760 mm Hg  PaO2/FIO2 400, FIO2 ,21 PB 760 mm Hg