Acute Burn Management Lecture
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Questions and Answers

What is the definition of a burn injury?

  • Damage of skin by thermal energy only
  • Damage or destruction of skin and/or its content by thermal, chemical, electrical, or radiation energies (correct)
  • Damage of skin by chemical energy only
  • Damage of skin by electrical energy only

What is the most common cause of burns?

  • Flame (correct)
  • Contact
  • Scald (burn by hot liquid)
  • Flash

What percentage of burn injuries are caused by electrical sources?

  • 3%
  • 10%
  • 1%
  • 5% (correct)

Which zone of injury is the nearest to the heat source and is the primary injury?

<p>Zone of coagulation (ischemia) (D)</p> Signup and view all the answers

Which of the following is a requirement for ventilation?

<p>Intact nervous system (D)</p> Signup and view all the answers

What is the total number of thermal injuries per year?

<p>2-3 million (A)</p> Signup and view all the answers

Which component of the respiratory system is involved in hypoxemic respiratory failure?

<p>Alveoli (D)</p> Signup and view all the answers

What is the definition of respiratory failure?

<p>Inability of the lungs to meet the metabolic demands of the body (D)</p> Signup and view all the answers

What are the clinical conditions indicative of hypercapnic respiratory failure?

<p>PaO2 &lt; 60 mmHg and PaCO2 &gt; 50 mmHg (D)</p> Signup and view all the answers

Which component of the essential respiratory components is responsible for gas exchange in the alveoli?

<p>Alveoli (A)</p> Signup and view all the answers

In the context of respiratory failure, which clinical condition is indicative of hypercapnic respiratory failure?

<p>PaCO2 &gt; 50 mmHg (B)</p> Signup and view all the answers

Which component of the respiratory system is primarily responsible for gas exchange in the alveoli?

<p>Bronchial tree (C)</p> Signup and view all the answers

What is the main purpose of the medulla in the context of respiratory failure?

<p>Control of respiratory muscles (D)</p> Signup and view all the answers

Which clinical condition indicates hypoxemic respiratory failure?

<p>PaO2 &lt; 60 mmHg (A)</p> Signup and view all the answers

What is the main function of the peripheral nervous system (phrenic nerve) in the respiratory system?

<p>Contraction of respiratory muscles (D)</p> Signup and view all the answers

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