Nutrients and Metabolism PDF

Summary

This document provides an overview of nutrients and metabolism. It details the different categories of nutrients, including water, carbohydrates, lipids, and proteins. It also explains various metabolic pathways and processes related to these nutrients, including electron transport chains and the Krebs cycle.

Full Transcript

**Nutrients-** derived from food used by the body \- carry out all normal functions **Nutrients 6 categories** 1. **Water** 2. **Carbohydrates** 3. **lipid** 4. **Protein** 5. **Materials** 6. **Vitamins** **The 1-4 is consumed large vitamins and minerals** **Taurine-** amino...

**Nutrients-** derived from food used by the body \- carry out all normal functions **Nutrients 6 categories** 1. **Water** 2. **Carbohydrates** 3. **lipid** 4. **Protein** 5. **Materials** 6. **Vitamins** **The 1-4 is consumed large vitamins and minerals** **Taurine-** amino acid in cats \- found in meal and fish **Sugar -** Simple carbohydrates \- found in immature vegetables \- monosaccharides and disaccharides **starches-** Complex carbohydrates \- found most in vegetables \- polysaccharides **Cellulose-** polysaccharides found mostly in vegetables **Protein-**Meat **Neutral fats** ** Saturated -**Meat milk **Unsaturated-** oil vegetables **Phospholipids-** plasma membrane in plants and animal ** Steroids-** egg batter and cream **Glucose -** Result breaking large molecules fo carbo **Lipids-** Organic molecules **Lipid 4 categories** 1. **Neutral fats** 2. **Phospholipids** 3. **steroid** 4. **Other lipoid substances** **Neutral fast -** when its solid its called fast and if liquid its oils \- fats are kind of lipid and not all lipid are fats \- also called triacylglycerols **Saturated fatty-** Greatest number of hydrogen atoms **Unsaturated fatty-** fewer hydrogen atoms \- include monounsaturated, polyunsaturated \- contain one or more double bound **Positive balance-** when the body is incoporating more protein into tissue that breaking down to make Energy **Negative Balance-** when protein breakdown exceeds amount of protein **Crude protein-** identifying in pet food **Biologic value -** percentage of absorbable protein **Provitamin -**the beta carotene called **Cell metabolism-** have two categories catabolism and anabolism **Catabolism-** breakdown nutrients into small molecules to produce energy **Anabolism-** stored energy used to assemble new molecules **Catabolic metabolism -** breakdown large molecules into small **Anabolic metabolism -** also called biosynthetic process -uses energy to form ATP **Building blocks-** large molecule that make up carbohydrates **Gastrointestinal tract-** small and also a building block **ATP conversion to ADP -** when terminal bound in ATP molecules is broken **Metabolic pathways -** generate energy needed to keep the body going **Carbohydrates methane -** virtually all living cell including anabolic and catabolic **Aerobic respiration -** when animal breath in cell they are performing vital function **krebs cycle -** a pyruvic acid enters the metabolism \- also known as citric acid cycle **Electron transport system -** final stage of cellular respiration **ATP synthesis-** a biochemistry of glucose **Lipids metabolism-** common type triglyceride or neutral fat **Triglyceride metabolism-** from food digested to glycerol and fatty acid **Protein metabolism-** found in abundance in animals **structural protein-** found in hair , microtubules, collagen **Regulatory proteins-** found insulin and hormones **Contractile proteins-** found in actin myosin and muscle tissue **Transport protein-** found himoglobin and myoglobin **storage protein-** found in egg white **Protective proteins-** in antibodies **Membrane proteins-** cell receptors and membrane transport **Osmoregulators-** albumin and enzymes

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