Nutrition review final

Nutrition review final - Nutrition review final Fat soluble...

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Nutrition review final Fat soluble Vitamin A Retinoids: o Retinol – OH o Retinal – CHO o Retinoic acid – COOH Carotenoids: o -carotene Β Yields 2 retinals Vision: o Rhodopsin = opsin + retinal o Mechanism Deficiency: o Blindness o Kidney degeneration o Skin problems Toxicity: o Liver damage o Teratogen Vitamin D Ca/Phosphorus homeostasis
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Stimulate Ca uptake from GI Toxicity: o Excess = bone formation High vitamin D break down bones Source = SUN Vitamin E Α-tocopherol Antioxidant/ free radical trap Know ROS!!! Body: 1. Respiration 2. Immune system 3. Apoptosis Deficiency: Hemolysis 1. Anemia Toxicity: 1. Hemorrhaging Thiamin – B1 Thio – sulfer Coenzyme Thiamin pyrophosphate (TPP) Pyruvate (TPP) acetyl-CoA
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Deficiency: Beri-beri 1. Impaired tissue w/ high energy requirement 2. Weak, apathy, loss of short term memory Riboflavin – B2 o Coenzyme FAD FMN o Succinate (FAD FMN) fumarate o Function: Metabolism Β-oxidation of fatty acid o RDA: 1.2 – 1.8 mg/day o Deficiency: Glossitis Niacin – B3
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Nutrition review final - Nutrition review final Fat soluble...

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