Flashcards in 27. Obstructive vs. restrictive lung disease Deck (7):
restrictive vs obstructive according FEV1
obstuctive FEV is MORE dramtically reduced compared to FCV
restrictive vs obstructive according spirometry loop
obstuctive --> loop shifts to left
restrictive --> loop shifts to right
• In a normal, well-functioning lung, what percent does the FEV1:FVC ratio equal?
• In ____ (obstructive/restrictive) lung disease, the FEV1:FVC ratio and lung volumes are increased.
• In ____ (obstructive/restrictive) pulmonary disease, the FEV1:FVC ratio and lung volumes are decreased.
• A COPD patient has PFTs performed. What would you expect his TLC, FRC, and RV to be compared to normal?
In obstructive lung disease, TLC, FRC, and RV are all increased