21: Respiratory System Last updated Save as PDF Page ID 7918 21.10: Respiration Control 21.10A: Neural Mechanisms (Respiratory Center) 21.10B: Neural Mechanisms (Cortex) 21.10C: Chemoreceptor Regulation of Breathing 21.10D: Proprioceptor Regulation of Breathing 21.11: Respiratory Adjustments 21.11A: Adjustments During Exercise 21.11B: Adjustments at High Altitude 21.1: Overview of the Respiratory System 21.1A: The Reason for Breathing 21.1B: Functional Anatomy of the Respiratory System 21.2: Conducting Zone 21.2A: Nose and Paranasal Sinuses 21.2B: Pharynx 21.2C: Larynx 21.2D: Structures Used in Voice Production 21.2E: Trachea 21.3: Respiratory Zone 21.3A: Bronchi and Subdivisions 21.3B: Alveoli 21.4: The Lungs and Pleurae 21.4A: Lungs 21.4B: Lobes, Fissures, and Lobules 21.4C: Blood Supply to the Lungs 21.5: Mechanics of Breathing 21.5A: Pressure Changes During Pulmonary Ventilation 21.5B: Inspiration 21.5C: Expiration 21.5D: Breathing Patterns 21.6: Factors Affecting Pulmonary Ventilation 21.6A: Factors Affecting Pulmonary Ventilation: Surface Tension of Alveolar Fluid 21.6B: Factors Affecting Pulmonary Ventilation: Compliance of the Lungs 21.6C: Factors Affecting Pulmonary Ventilation: Airway Resistance 21.7: Nonrespiratory Lung Functions 21.7A: Lung Capacity and Volume 21.7B: Nonrespiratory Air Movements 21.8: Gas Laws 21.8A: Dalton’s Law of Partial Pressure 21.8B: Henry’s Law 21.9: Gas Exchange 21.1A: External Respiration 21.9B: Internal Respiration 21.9C: Oxygen Transport 21.9D: Carbon Dioxide Transport