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1 | | Why do multicellular organisms have materials-exchange problems? |
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2 | | List the functions of the salts and proteins found in the plasma. |
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3 | | What are the functions of the heart, arteries, veins, arterioles, blood, and capillaries? |
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4 | | How do red blood cells assist in the transportation of oxygen and carbon dioxide? |
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5 | | What purposes are served by the lymphatic system? |
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6 | | List the organs of the lymphatic system, and describe the function of each. |
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7 | | Describe the muscles involved in breathing and how they cause air to flow into and out of the lungs. |
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8 | | How are CO2, blood pH, and breathing rate interrelated? |
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9 | | How does each of the following affect the efficiency of gas exchange in the lungs: poorly functioning heart, contracted bronchioles, reduced number of alveoli? |
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10 | | Describe three ways in which the digestive system increases its ability to absorb nutrients. |
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11 | | List three functions of the liver. |
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12 | | Name five digestive enzymes and their functions. |
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13 | | What is the role of bile, saliva, enzymes, and hydrochloric acid in digestion? |
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14 | | How is fat absorption different from absorption of carbohydrate and protein? |
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15 | | What is the function of the glomerulus, proximal convoluted tubule, loop of Henle, and distal convoluted tubule? |
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16 | | Describe how the kidney regulates the amount of water in the body. |
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