Chpt 24 Nutrition and Metabolism part 3

Chpt 24 Nutrition and Metabolism part 3 - 26-1Membrane...

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Unformatted text preview: 26-1Membrane ReactionsPurpose - to oxidize NADH and FADH2, transfer their energy to ATP and regenerate themReactions carried out by series of compounds attached to inner mitochondrial membrane called electron transport chainFinal electron acceptor is oxygen: accepts 2 electrons and 2 H+to form a water molecule2Mechanism of Oxidative PhosphorylationThe hydrogens delivered to the chain are split into protons (H+) and electronsThe protons are pumped across the inner mitochondrial membrane by:NADH dehydrogenase (FMN, Fe-S)Cytochrome b-c1Cytochrome oxidase (a-a3)The electrons are shuttled from one acceptor to the next26-3Electron Transport Chain26-4Chemiosmotic ATP Synthesis26-5ATP Generated by Oxidation of Glucose26-6Glycogen MetabolismGlycogenesis Glycogenolysis Gluconeogenesis --26-7Glucose Storage and Use26-8LipidsTriglycerides are stored in adipocytesLipogenesis = Lipolysis =9Lipid MetabolismFigure 24.1326-10Lipogenesis and Lipolysis Pathways26-11Pathways of Amino Acid Metabolism26-12Urea SynthesisLiver converts ammonia (NH3) to urea which is removed from blood by kidneys13...
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Chpt 24 Nutrition and Metabolism part 3 - 26-1Membrane...

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