Question
Physiology Question on The respiratory system
Gold criteria for very severe COPD
A
Fev1/Fvc < 70 and Fev1 < 30
B
Fev1/Fvc < 70 and Fev1 < 70
C
Fev1/Fvc < 70 and Fev1 < 50
D
Fev1/Fvc < 70 and Fev1 < 50
Answer
Fev1/Fvc < 70 and Fev1 < 30
Explanation
Solution
The Correct Option is (A): Fev1/Fvc < 70 and Fev1 < 30