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Chapter 40 (Homeostasis (Ectothermic (get most of their heat from their…
Chapter 40
Homeostasis
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Negative Feedback
attempting to get back to normal, reduce the change
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Ectothermic
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poikolotherm have fluctuating temperature because their environments temperature changes all the time
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Heat can be tranferred through radiation, evaporation, convection, and conduction
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Chapter 41
Food Processing
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Bulk Feeders
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Example would be a snake, but humans fit into the same category only not as extreme
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While others have their food engulfed by phagocytosis and digested within food vaculous, this happens within the cell
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(2) It reaches the stomach where gastric fluid are secreted, secretions from the pancreas and liver then break it down further
(3) lipids are absorbed and goes through the lymphatic systems and goes into the viens and the rest continue on to the small intestine
(4) i the small intestine the food that no longer has lipids get absotbed and the rest contine to the larger intestine and absorbes water the water then goes to the liver, what remained leaves the body as feces
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Nutrition Regulation
when food is consumed it triggers responses that leads to digestion. Insulin and glucagon control the synthesis and breakdown of glycogen. We store alot of calories into the glycogen
if too many calories are consumed than the body can metabolize then it becomes ovwernourished and becomes obese.
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