ANSI 3543 Exam 1 UPDATED Exam
Questions and CORRECT Answers
Nutrient - Correct Answer- any chemical (element or compound) in the diet that supports
normal reproduction, growth, lactation, or maintenance of life processes
Nutrition - Correct Answer- The Study of the processes where feed nutrients are presented to
and utilized by living cells for productive processes - maintenance, lactation, and growth
Feed costs account for what percentage of production costs? - Correct Answer- 45-75%
What do Basic nutritionists study? - Correct Answer- Metabolism; Cellular & sub cellular
biochemistry
What do applied nutritionists study? - Correct Answer- Cost effective animal feeding; real
world problems
Antoine Lavoisier - Correct Answer- Frenchman who founded the science of nutrition; head
of weights and measures in France
Lavoisier's discoveries - Correct Answer- 1. Established Chemical basis of nutrition
2. Respiration Chamber
3.Combustion was oxidative; "The fire of life"
Essential Nutrient - Correct Answer- Either can not be made by the body or not synthesized
in great enough quantities to support life processes; needed in the diet
Non-essential Nutrient - Correct Answer- can be made by the body; not needed in the diet
Essential nutrient classification - Correct Answer- Water, carbohydrates, fat, protein,
vitamins, minerals
Carbohydrates - Correct Answer- Monosaccharides, disaccharides, polysaccharides
, Monosaccharides - Correct Answer- Glucose, Fructose, Galactose
Disaccharides - Correct Answer- Lactose, Sucrose, Maltose
Polysaccharides - Correct Answer- Starch (amylose, amylopectin), Cellulose, Hemicellulose,
Lignin
All carbohydrates provide: - Correct Answer- glucose or volatile fatty acids for metabolism
glucose - Correct Answer- more important for monogastrics
Volatile fatty acids - Correct Answer- more important for ruminants
Fat or lipid - Correct Answer- consist of essential fatty acids (Linoleic acid -18c, Linolenic
acid-18c, Arachidonic acid -20c)
Protein - Correct Answer- the 10 essential amino acids
essential amino acids - Correct Answer- Phenylalanine, Tryptophan, Histidine, Valine,
Isoleucine, Arginine, Threonine, Methionine, Leucine, Lysine
Minerals - Correct Answer- Two classes: macro (% in diet) and micro (ppm or ppb in diet)
Macro minerals (7) - Correct Answer- Calcium, sodium, potassium, phosphorous, chloride,
magnesium, sulfur
Micro minerals (14) - Correct Answer- Copper, Zinc, Iron, Iodine, Manganese, Selenium,
Cobalt, Molybdenum, Nickel, Chromium, Vanadium, Tin, Flourine, Silicon
Vitamins - Correct Answer- Two classes: fat soluble and water soluble
