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Unformatted text preview: Compare the mechanisms and efficiencies of lung ventilation in humans and birds. Explain how breathing is controlled in humans. Transport of Gases in the Body Explain how blood transports gases between the lungs and tissues of the body. Describe the functions of hemoglobin and explain how carbon dioxide is transported in the blood. Explain how a human fetus obtains oxygen prior to and immediately after birth. Key Terms alveoli breathing breathing control centers bronchi bronchioles countercurrent exchange diaphragm emphysema gas exchange gills hemoglobin hyperventilating larynx lungs negative pressure breathing partial pressure pharynx respiration respiratory surface trachea tracheal system ventilation vital capacity vocal cords...
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- Spring '11