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Nutrition and Digestive System Miss Saha Definition of Terms Nutrition Animal receives a proper and ____________ food and water ration so it can grow, maintain its body, reproduce, and supply or produce expected ___________. Nutrient Single food or ________ of foods of the same general chemical composition that supports animal life. Water Support the body’s ___________ reactions Transport other nutrients Aide in body temperature _________________ Help give the body its form Carry ______ from the body Importance of Water Most important __________ Loss impedes circulation, results in dehydration, slows body functions Carries ____________ for disease control Makes up about _______ of an animal’s body Proteins ___________ and repair body organs and tissues Produce milk, wool, and eggs Develop the fetus Serve as _________ material for enzymes and hormones Develop antibodies __________ DNA Importance of Proteins Broken into amino acids during _________ Animals must consume essential amino acids _________ can create all amino acids Amino acids contribute to animals’ _________ Function and growth determine animals’ amino acid ________ Carbohydrates Support bodily functions Produce heat to warm the body Store fat Importance of Carbohydrates Converted by animals into energy Made of sugars, starches, and crude fiber Completely digested sugars and starches are nitrogen-free extracts Crude fiber is mostly non-digestible bulk or roughage Large amounts of crude fiber better handled by some animals (ruminants) Fats Provide Energy Aid in absorption of fatsoluble vitamins Provide fatty acids
