Which of the following best describes the difference between…

Which of the following best describes the difference between V/Q mismatch and shunt when supplemental oxygen is administered? A. Both will respond equally well. B.  V/Q mismatch will respond well but shunt will not. C. V/Q  mismatch will not respond but shunt will respond well. D. Neither will respond to the administration of supplemental oxygen.

Which of the following statements are true of alveolar overd…

Which of the following statements are true of alveolar overdistension / hyperinflation ? a.  It can be identified by assessing pressure / volume waveform b.  It appears as ” beaking ” deformity on pressure / volume loop c.  If not corrected can lead to barotrauma, VILI and pneumothorax d.  Can be corrected by decreasing tidal volume on Volume control ventilation and decreasing the PIP ( peak inspiratory pressure) on pressure control mode of ventilation e.  All of the above statements are true

A patient develops acute hypercapnic respiratory failure due…

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? I. assist-control ventilation with adequate backup II. continuous positive airway pressure III. synchronized intermittent mandatory ventilation with adequate backup rate IV. bilevel pressure support ( Bipap ) by mask   A. II and IV B. III and IV C. I, II, and III D. I, III, and IV

Which of the following conditions will appear hyperlucent wi…

Which of the following conditions will appear hyperlucent with retrosternal space on a chest x- ray? I.  Atelectasis II. Pneumothorax III. Pneumonia IV. emphysema V.  Acute asthma a. I,II and III only    b. II, III, and  IV     c.  II, III, IV and V     d.  II, IV and V only