1 Study Guide | Professor Bailey | Key
Political Science Concepts & Practice
Questions
The field of nutrition as we know it began? - Answer--1912
About how many chicken will be hatched in the U.S. this year? - Answer--10 Billion
Nutrition - Answer--The sum of the process by which an animal or plant absorbs or
takes in and utilizes food substance
Nutrients - Answer--Any food constituent which provides nourishment to live and grow
proteins
carbohydrate
fats
vitamins
minerals
water
Energy Nutrients - Answer--Protein-4kcal/gram
carbohydrates-4kcal/gram
fat-9kcal/gram
Oxygen - Answer--Required but not considered an essential nutrient
, calorie - Answer--hear required to raise the temperature of 1g of water from 14.5 to 15.5
C
Energy - Answer--The first nutritional need of any animal
NRC requirements - Answer--None of the major poultry producers rely on it. Should not
be considered optimal for Commercial Poultry Producers
Abundance - Answer--the amount of nutrient present in the food or feed
Digestibility - Answer--amount of nutrient, present, broken down by the digestive
process into a usable form
Absorbability - Answer--amount of nutrient, broken down into usable form, that is
actually absorbed into the body
classic digestibility
Amino Acids - Answer--building block of protein containing and amine group and a
carboxylic acid
20 specific AA found in protein
not all AA are incorporated into protein-over 150 have been identified in nature
Enzymes - Answer--globular protein produced by living cells which catalyze the rate of
specific biochemical reactions
vitamins referred to as co-enzymes
most active between 86-122F
Fats - Answer--mixture of triglycerides
main source of concentrated energy
soluble in organic solvents such as ether
Feed efficiency - Answer--body weight/feed intake