TMC PFT PRACTICE 2025 QUESTIONS AND ANSWERS

TMC PFT PRACTICE 2025 QUESTIONS AND ANSWERS

Course:
PFT

Institution:
PFT

TMC PFT PRACTICE 2025 QUESTIONS AND ANSWERS

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TMC PFT PRACTICE 2025 QUESTIONS AND ANSWERS

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Uploaded on: September 6, 2025
Last updated: September 7, 2025
Number of pages:5
Written in:2025/2026
Type:Exam (elaborations)
Contains:Questions & Answers
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TMC PFT PRACTICE 2025 QUESTIONS AND ANSWERS Tidal Volume - ....ANSWER ...-measured with a respirometer at bedside or spirometry Normal= 300-700mL Expiratory Reserve Volume - ....ANSWER ...-measured through spirometry from a slow VC Normal=1000mL and 20-25% of the VC Residual Volume - ....ANSWER ...-FRC-ERV Normal=1500mL Helium Dilution Test - ....ANSWER ...-Close circuit system used to determine FRC. Helium is diluted until equilibrium is reached. This normally takes 7 minutes but in severally obstructed patients it can take 30 minutes Nitrogen Washout Test - ....ANSWER ...-open circuit method to determine FRC. Occurs in 7 minutes. Plethysmograph (Body Box) - ....ANSWER ...-based on boyles law and may give higher FRC number than other test ...©️ 2025, ALL RIGHTS RESERVED 1