5 FEV1/FVC ratio will detect

[Editor]

5 FEV1/FVC ratio will detect

a Obstructive defects in the lung
b Restrictive lung disease
c Changes in inspiratory flow rate
d Changes in FRC
e Changes in the elasticity of the lung

mark wrote:

5 FEV1/FVC ratio will detect

a Obstructive defects in the lung
b Restrictive lung disease
c Changes in inspiratory flow rate
d Changes in FRC
e Changes in the elasticity of the lung

a.t
b.f
c.f
d.f
e.t ???
THE RATIO IS USEFUL INDEX OF OBSTRUCTIVE AIRWAY DISEASES.
IT IS CHANGES IN EXPIRATORY FLOE RATE , BOTH ARE FORCED EXPIRATION AFTER MAXIMAL INSPIRATION.