This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: JIPMER 2017, Subject name: Medicine
False regarding restrictive lung disease: 
Select and explain. 
A. FEV 1/FVC decreased, B. FVC decreased, C. TLC decreased, D. FeV1 increased
A: FEV 1/FVC decreased
Answer: A: FEV 1/FVC decreased 
Explanation: Obstructive Restrictive | in airflow | lung volume COPD Asthma Bronchiectasis ILD Scoliosis Nm causes Spirometry | FEV / FVC FEVI - | FVC - Normal or | TLC - Normal or | | PEFR | / Normal FEV1 /FVC FEV1 Normal | | | PEFR