121slide07 - EnergyBalance 2006 Thomson- EnergyBalance

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© 2006 Thomson- Energy Balance
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© 2006 Thomson- Energy Balance Energy in = Energy out =  balance Energy in > Energy out =  weight gain Energy in < Energy out =  weight loss
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© 2006 Thomson- Energy Balance When fasting, adipose stores can be  “tapped” for energy use
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© 2006 Thomson- Energy   In Food Composition is  measured using a  bomb calorimeter Measures the  amount of heat or  energy in a food’s  chemical bonds
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© 2006 Thomson- Energy   In-Food Intake   Hunger - Appetite - Satiation - Satiety -
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© 2006 Thomson- Energy   In- Food Intake   Overriding hunger and satiety
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© 2006 Thomson- Energy   In- Food Intake Hypothalamus Neuropeptide Y : Chemical in the brain   Positive energy balance = weight gain
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© 2006 Thomson- Energy Out-  Components of Energy Expenditure
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© 2006 Thomson- Energy Out-  Energy Expenditure Components: Basal metabolism-
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121slide07 - EnergyBalance 2006 Thomson- EnergyBalance

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