Introduction (1/8) Flashcards
What is a nutrient?
usable substances in foods, needed in adequate amounts for energy, growth, reproduction, and health
What is nutrition?
the science of food, the nutrients, and other substances within food
What are the nutrients?
carbohydrates, lipids, proteins, vitamins, minerals, and water
What are the energy nutrients?
carbohydrates, lipids, and proteins
What are essential nutrients?
nutrients that are required by our bodies but our bodies cannot synthesize the nutrient or our bodies cannot synthesize the nutrient in adequate quantities to provide the required amount
How many lipids are essential?
2 fatty acids
How many proteins are essential?
9 amino acids
What are the fat soluble vitamins?
A, D, E, K
What are the water soluble vitamins?
thiamin, riboflavin, niacin, pyridoxine (B-6), pantothenic acid, biotin, folate, cobalamin (B-12), and ascorbic acid (C)
What are the major minerals?
calcium, phosphorus, magnesium, sulfur
what are the major electrolytes?
sodium, potassium, chloride
What are the trace minerals?
iron, zinc, copper, selenium, iodide, fluoride, chromium, manganese, molybdenum
What are the ultratrace minerals?
arsenic, boron, nickel, silicon, vanadium
Which is needed in lower quantities, trace minerals or ultratrace minerals?
ultratrace minerals
