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Comprehensive Nursing Guide: Hypoxia, Pain Management, and Sleep Disorders questions and answers 100% verified

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Early signs of hypoxia - Late signs of hypoxia - Nasal cannula - -Restlessness, anxiety, confusion, tachycardia, tachypnea -Cyanosis, bradycardia, hypotension, stupor -1-6 L/min; FiO₂ 24-44%; humidify if 4 L/min Simple face mask - Non-rebreather mask - Venturi mask - -5-10 L/min; FiO₂ 35-50%; risk of aspiration with nausea -10-15 L/min; FiO₂ up to 95%; bag must stay ⅔ inflated

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Comprehensive Nursing Guide: Hypoxia, Pain Management, and Sleep Disorders questions
and answers 100% verified



Early signs of hypoxia - -Restlessness, anxiety, confusion, tachycardia, tachypnea



Late signs of hypoxia - -Cyanosis, bradycardia, hypotension, stupor



Nasal cannula - -1-6 L/min; FiO₂ 24-44%; humidify if >4 L/min



Simple face mask - -5-10 L/min; FiO₂ 35-50%; risk of aspiration with nausea



Non-rebreather mask - -10-15 L/min; FiO₂ up to 95%; bag must stay ⅔ inflated



Venturi mask - -Precise FiO₂ delivery (24-50%); best for COPD



Suctioning rule - -≤15 seconds, intermittent suction, sterile technique



Tracheostomy care - -Keep spare trach tube, obturator, and bag-valve mask at bedside



Humidification purpose - -Prevents mucous membrane dryness, thins secretions



Acute pain - -Protective, <6 months, ↑HR/BP, grimacing, responds to treatment



Chronic pain - ->6 months, not protective, depression, fatigue, ↓function

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