Complex Med Surg exam 1 questions with correct answers
Oxygen toxicity signs and symptoms - Answer substernal discomfort, paresthesias, dyspnea, restlessness, fatigue, malaise, progressive respiratory difficulty, refractory hypoxemia, alveolar atelectasis, and alveolar infiltrates evident on chest x-rays. Manifestations similar to ARDS. oxygen toxicity - Answer A condition of excessive oxygen consumption resulting in cellular and tissue damage. oxygen delivery methods - Answer Low flow: nasal cannula, nasal catheter, simple mask, partial rebreather mask, non-rebreather mask. High flow: transtracheal catheter, Venti mask, aerosol mask, trach collar, t piece, face tent. Oxygen conserving: pulse dose. ARF - Answer acute respiratory failure. ARF signs and symptoms - Answer Early signs may include restlessness, fatigue, headache, dyspnea, air hunger, tachycardia, and increased blood pressure. As the hypoxemia progresses, more obvious signs may be present, including confusion, lethargy, tachycardia, tachypnea, central cyanosis, diaphoresis, and finally respiratory arrest. ARF treatment - Answer : correct the underlying cause and to restore adequate gas exchange, ABG's, ventilation, intubation, oxygenation, monitor patient, VS, O2 sats. ARDS (acute respiratory distress syndrome) - Answer characterized by a severe inflammatory process causing diffuse alveolar d
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