Free NBRC TMC Exam Practice Question 5 Increased lung compliance is most often due to which of the following?HyperventilationIncreased airway resistanceIncreased lung compliancePoor cardiac output Click Here for the Answer Increased airway resistance Explanations Incorrect. Patients can hyperventilate without increasing their accessory muscle use.Correct. Increased airway resistance is the most common cause of increased accessory muscle use.Incorrect. Increased lung compliance does not increase accessory muscle use. Decreased lung compliance may increase accessory muscle use.Incorrect. Cardiac output does not affect accessory muscle use. To much to do? Not enough time? Don't know where to begin? Join Our Monthly RRT Exam Prep Membership Share on facebook Facebook Share on twitter Twitter Share on linkedin LinkedIn Share on pinterest Pinterest