1. Congenital Anomalies of respiratory system, Atelectasis, Pulmonary edema  Define Atelectasis and Pulmonary edema  List the types of congenital anomalies, Atelectasis and Pulmonary edema  Describe the embryologic pathology, microscopic and clinical features of Congenital anomalies of Respiratory system  Discuss the classification,pathogenesis,morphology,causes and clinical features ofAtelectasis and Pulmonary edema  Differentiate between pathogenesis of hemodynamic and microvascular alveolar injury