Obstructive Sleep Apnea: Definition and Subtypes

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Questions and Answers

What percentage of total sleep time is associated with REM sleep?

  • 10-15%
  • 40-45%
  • 20-25% (correct)
  • 30-35%

Which of the following medical conditions is NOT associated with OSA?

  • Rheumatoid arthritis (correct)
  • Gastroesophageal reflux
  • Diabetes type II
  • Atrial fibrillation

What is the primary risk factor for OSA in children?

  • Family history of OSA
  • Attention deficit hyperactive disorder (ADHD) (correct)
  • Excessive body weight
  • Male gender

What is the Epworth Sleepiness Scale score range for severe excessive daytime sleepiness?

<p>16-24 (A)</p> Signup and view all the answers

What is the primary reason for the increased risk of OSA in females after menopause?

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

What is the typical waist size associated with an increased risk of OSA in males?

<p>40 inches (A)</p> Signup and view all the answers

What is the primary difference between Obstructive Sleep Apnea and Central Sleep Apnea?

<p>Presence or absence of respiratory effort (C)</p> Signup and view all the answers

What is the minimum oxygen desaturation required to diagnose an apnea or hypopnea?

<p>4% decrease (D)</p> Signup and view all the answers

What is the term for a reduction in airflow of at least 30% for at least 10 seconds?

<p>Hypopnea (B)</p> Signup and view all the answers

Which sleep stage is characterized by the lightest sleep and 5% of total sleep time?

<p>N1 (C)</p> Signup and view all the answers

What is the term for the total number of apneas, hypopneas, and RERAs divided by the total sleep time?

<p>Respiratory Distress Index (RDI) (C)</p> Signup and view all the answers

What is the term for complete or almost complete cessation of airflow for at least 10 seconds?

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

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