This definition is necessarily broad since homeostasis pervades all aspects of life and functions in any number of ways on a variety of organ systems. In fact, every organ systems functions, in some way, in some way, through homeostatic mechanisms, including the nervous system, respiratory system, circulatory system, and immune system. ... Digestive enzymes are secreted by pancreas cells that surround the islets. see figure 41.3 After eating a meal, blood glucose levels increase, and within minutes, insulin is released from beta cells in the pancreas. ... Dehydration and salt loss can...

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Diabetes Mellitus is a disorder in the pancreas of metabolism, which is caused by hyposecretion of insulin. In type one diabetes, this occurs mostly in children, and type two diabetes, it mostly occurs in adulthood. Symptoms include: blurry vision, itchy skin, fatigue, headache, slow healing of cut...

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Although I acknowledge the fact that Splenda has less calories than natural sugar, I claim that Americans should only use natural sugar to sweeten foods and drinks because of the chemicals resulting in digestive problems, the benefits of being able to regulate blood sugar levels by consuming natural sugar in moderation, and the risks of consuming Splenda. ... However, the digestive system is much more complicated than that. ... The thymus gland is very important for a health immune system because it creates T-cells, a cell that protects the body from infections. ...

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