Patho Exam 2 UNIT 3 • Alterations in Pulmonary System - Physiologic Alterations  Structure & Function – Review of Oxygenation, Ventilation & Perfusion o Restrictive  Pneumothorax  Pulmonary Fibrosis o Obstructive  Asthma  COPD o Inflammatory  Asthma  Sleep Apnea o Infectious  Pneumonia  TB  Function o Gas Exchange  Pulmonary Edema o Impact of CO2 on Acid Base Status  Hypoventilation & Hyperventilation o Oxygenation / Perfusion Disorders  Pulmonary Emb...