<prompt> Which of the following is not true in obstructive lung disease?FEVTLCFVCReduced timed vital capacity  <response>: Ans. b TLC Ref: Harrison 19th ed. 306e-2fParameterObstructiveRestrictiveFEV1REDUCEDREDUCEDTLCNORMAL INCREASEDREDUCEDFVCREDUCEDREDUCEDFEV1FVC RATIOREDUCEDNORMALINCREASEDRESIDUAL VOLUMEINCREASEDDECREASED 