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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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