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Describe how gases are exchanged in the alveoli

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1. Describe the process of ventilation incorporating the function (contraction & relaxation) of the diaphragm and the intercostal muscles (external & internal), and air pressure. K4

2. Describe how diffusion works in your lungs by correctly using the following terms:  concentration gradient, diffusion, oxygen, carbon dioxide, capillaries, and alveoli. K6

3. a) Describe how gases are exchanged in the alveoli

b) Be sure to name the one main mode of transport involved here. K3

4. a) Describe how oxygen is transported in the blood. K2

b) Describe the one main way in which carbon dioxide is transported in the blood. K2

c) Describe the structure and function of hemoglobin. How many oxygen molecules can be transported by a single hemoglobin molecule? K3

Reference no: EM132765980

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