Hypoxic hypoxia with increased (A - a) gradient is seen in: (A) Diaphragmatic paralysis, (B) Pulmonary fibrosis, (C) Respiratory centre depression, (D) Severe asthma
Answer is B. Hypoxic hypoxia with increased (A-a) gradiant is seen in Type I Respiratory failure ⇒ Pulmonary fibrosis.