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A patient in the emergency department is breathing room air. ABG results are: pH 7.23, PaCO₂ 22 mmHg, PaO₂ 93mmHg, HCO₃⁻ 11 mEq/L, SaO₂ 96%, BE –14. Which intervention should the respiratory therapist recommend?

What is the normal range for pulmonary capillary wedge pressures (PCWP) in an adult?

While assessing a chest tube drainage system in a mechanically ventilated patient, the therapist notes bubbling in the water-seal chamber during inspiration. What is the most likely interpretation?

A postoperative abdominal surgery patient has been receiving intermittent positive-pressure breathing therapy four times daily. Over the past several days, her inspiratory capacity has progressively decreased and she reports increasing shortness of breath. A chest radiograph shows a left lower lobe opacity with a concave upper border. Which condition is most likely present?

A patient rescued from a building fire arrives unconscious. Which intervention will best improve oxygenation?

What is normal urine output for a 70kg male?

A hematoma begins to form at the right radial artery site immediately after an arterial blood gas sample is drawn. What should the respiratory therapist do first?

Which of the following values for arterial carbon dioxide tension is consistent with significant alveolar hyperventilation?

A postoperative abdominal surgery patient has been receiving incentive spirometry every 2 hours. Over the past two days, her inspiratory capacity has progressively declined. Breath sounds at the lung bases are diminished with faint crackles, and a chest radiograph shows plate-like, thin-layered opacities in the lower lobes. Which condition is most likely present?

After a patient undergoes a thoracentesis, the respiratory therapist notes that the obtained pleural fluid is bloody. This fluid is most likely the result of: