031009homework - Homework due Name 1 Differentiate between...

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Homework due 3/10/09 Name _________________________________ 1. Differentiate between long-term and short-term signals that regulate hunger. What is the physical nature of these signals? Which class of signal is more compelling? Why do you think that should be the case? 2. What breakdown product is common to carbohydrates, fats and proteins? How is this breakdown product related to the Kreb's cycle? What is the significance of having a common breakdown product for how metabolic fuel availability MIGHT be monitored? 3. In contrast to the hypothesis above, what evidence do we have that the body may use different mechanisms to monitor glucose and FFA availability to determine hunger levels? Where are the metabolic fuel detectors outside the brain located and how do they communicate with the brain? Why might the locations of these receptors be expected from their routes of absorption? Describe the effects of glucoprivic and lipoprivic manipulations. 4.
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031009homework - Homework due Name 1 Differentiate between...

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