NUSC 1165 Exam 1 Questions With Complete Correct Answers.

nutrition - study of interactions between living organisms and food nutrient - chemical substances that provide energy and structure and help regular body processes overall diet pattern - sum of food choices essential nutrient - not made by the body so must be provided in dietary intake Is alcohol a nutrient? - No; provides energy but is not a nutrient dietary pattern - single food choice makes up only small part of your total diet dietary components Americans eat too little of - whole grains, vegetables, seafood, dairy why and how has American diet changed over last 30-40 years? - over-nutrition to reduce calories and chronic diseases (used to be to prevent deficiency) nutritional-related diseases are of concern in US - heart disease, cancer, stroke, diabetes enrichment - lost nutrients are added back fortification - new nutrients are added in phytochemicals - found in plant foods not essential but has health promoting properties zoochemicals - found in animal foods not essential but has health promoting propertiesdietary supplement - products intended for ingestion that contains one or more of: vitamins, minerals, amino acids, etc 6 classes of nutrients - protein, carbs, lipids, water, vitamins, minerals