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Questions and Answers
What is the definition of dyspnea in recumbent posture?
What is the definition of dyspnea in recumbent posture?
- Difficulty breathing during exercise
- Difficulty breathing while lying down (correct)
- Difficulty breathing while sitting
- Difficulty breathing after eating
What causes paroxysmal nocturnal dyspnea?
What causes paroxysmal nocturnal dyspnea?
- Increased sympathetic activity during REM sleep
- Increased airway resistance and hyperinflation
- Deconditioning and reduced threshold for lactic acidosis
- Decreased responsiveness of respiratory center during REM sleep (correct)
What is the timing of paroxysmal nocturnal dyspnea?
What is the timing of paroxysmal nocturnal dyspnea?
- During the day
- Immediately after waking up
- After exercise
- 2-3 hours after onset of sleep (correct)
What is the method of relief for paroxysmal nocturnal dyspnea?
What is the method of relief for paroxysmal nocturnal dyspnea?
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What is the mechanism of orthopnea?
What is the mechanism of orthopnea?
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