Example internal temperature is regulated in a system

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Unformatted text preview: table. Example: internal temperature is regulated in a system similar to a thermostat. If internal temperature is too low, metabolism may be increased or shivering may help raise the temperature. If internal temperature is too high, we sweat to cool off. • Positive feedback loops increase an effect to reach a conclusion. Example: During labor, the hormone oxytocin increases, causing uterine contractions, which stimulates more oxytocin production, until contractions are hard enough for birth to occur. • Living organisms are organized as: cells > tissues > organs > organ systems > organism • Tissues are mad...
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This document was uploaded on 02/25/2014 for the course BIOLOGY 103 at Western Oregon University.

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