Carbon Monoxide and 100% Oxygen Delivery Flashcards

1
Q

Sources of CO poisoning

A
  • Smoke inhalation
  • Car exhaust
  • Gas heater leak
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2
Q

Why is CO exposure dangerous

A
  • Toxic, colourless, odourless, tasteless gas (difficult to detect)
  • CO has stronger affinity to Hb than O2, binding to create carboxyhaemoglobin in blood which prevents O2 delivery to tissues
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3
Q

Treatment of CO poisoning

A
  • 100% O2 via smoke inhalation circuit
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4
Q

Signs and symptoms of CO poisoning

A
  • Red complexion
  • ^ RR
  • Lethargy
  • Increase COHb on VBG
  • Decreased LOC
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