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RT203 PFT exam Questions and Answers
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RT203 PFT exam Questions and Answers
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RT203 PFT exam Questions and AnswersWhich level of VC is associated with increased risk of respiratory failure? Correct Ans-<15
ml/kg
Total lung capacity (TLC) is a function of: Correct Ans-size, age, gender
The body plethysmograph uses which of the following gas laws? Correct Ans-boyle's law
In which of the following diseases will the open-circuit nitrogen washout method tend to
underestimate the total lung volume? Correct Ans-emphysema
The closed-system helium dilution method is used to measure: Correct Ans-FRC
Although limited in clinical usefulness, the expiratory reserve volume may be reduced in...
Correct Ans-obesity, restrictive disorder, patients making a poor effort during testing
A loss of elasticity of the lung tissue will cause the FRC to: Correct Ans-decrease
How would the inspiratory reserve volume and the inspiratory reserve capacity be described
in a patient with a mild to moderate restrictive disorder? Correct Ans-normal
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