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
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
