Question: A 45-year-old male presents with shortness of breath and a history of smoking. Spirometry shows an FEV1 of 60% of predicted and an FEV1/FVC ratio of 55%. Which of the following best describes his pulmonary function? Need Assignment Help? Group of answer choices Obstructive pattern with decreased FEV1, decreased FVC, and reduced FEV1/FVC ratio. Restrictive pattern characterized by decreased FEV1 and FVC, with a normal or increased FEV1/FVC ratio. Obstructive pattern characterized by decreased FEV1 and FVC, with a proportionally preserved FEV1/FVC ratio. Normal pulmonary function with no evidence of airway obstruction or restriction