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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Uploaded on: | September 6, 2025 |
Last updated: | September 7, 2025 |
Number of pages: | 5 |
Written in: | 2025/2026 |
Type: | Exam (elaborations) |
Contains: | Questions & Answers |
Tags: | TMC PFT PRACTICE 2025 QUESTIONS AND 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