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3 Cards in this Set
- Front
- Back
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Explain that homeostasis involoves monitoring levels of variables and correcting changes in levels by negative feedback mechanisms.
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If body temp falls below 37 degrees Celcius, then messages are sent by the hypothalamus to different parts of the body so temperature is increased to normal. Contrastly if body temp. rises, mesages sent decreased body temp to normal. Therefore, a change in a varibale is counteracted by the opposite change to a noraml tmeperature.
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State that the endocrine system consists of glands that release hormones that are transported in the blood.
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The endocrine system consists of glands which release hormones that are transported in the blood. The hormones circulate in the bloodstream. This allows them to come in contact with receptors in other organs or tissues.
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Distinguish between type one and type two diabetes.
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Types one is ususally during childhood. Diet alone cannot control condition. Insulin injections can control condition. Not enough insulin is being produced.
Type Two is onset after childhood. Insulin injections aren't effective to control condition. Low-carb diet is effective. Increasingly common in the U.S. Target cells are insensitive to insulin. |
