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Biology 105
Biology of Exercise
Spring 2003
| "MEAL" | Water handling (Excrete or retain?) |
Sodium handling (Excrete or retain?) |
Urine volume (High or low?) |
Urine concentration (Hypoosmotic, hyperosmotic, or isoosmotic?) |
| 1 big bag of chips only | retain | excrete | low | hyperosmotic |
| 2 liters of water only | excrete | retain | high | hypoosmotic |
| both the water and the chips | excrete | excrete | high | isoosmotic |
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nothing |
retain | retain | low | isoosmotic (or hyperosmotic, because more water is lost than salt in sweat and due to breathing) |
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