Gas exchange in humans

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Sample objectives

What this unit covers

• Gas exchange in humans: Explain the characteristics of gas exchange surfaces in humans, focusing on their large surface area, thinness, rich blood supply, and effective air ventilation.
• Gas exchange in humans: Recognize and label the components of the respiratory system in diagrams, including the lungs, diaphragm, ribs, intercostal muscles, larynx, trachea, bronchi, bronchioles, alveoli, and their associated capillaries.