Digestive Systems
What is the term for a animal with a simple one-compartment stomach?
Monogastric
What is the single most important nutrient?
Water
What feeds are low in energy but high in carbohydrates?
Roughages
What is the amount of a nutrient needed to meet an animals daily minimum?
Nutrient Requirement
What does TDN stand for?
Total Digestible Nutrients
How many compartments does a ruminant stomach contain?
4
What complex compounds are comprised of smaller units called amino acids?
Proteins
Concentrates
What method is used to balance rations and is also known as the "box method"?
Pearson Square
What is often the most expensive feedstuff?
Protein
What part of the ruminant stomach is referred to as the "true stomach"?
Abomasum
What are the inorganic elements required for all body functions and primarily obtained from food?
Minerals
What is term for hormones added to feed specifically to increase growth rates and feed efficiency?
Growth regulators
What is the portion of feed called when all water has been removed?
Dry Matter
What is the estimate of the protein in a feed?
Crude Protein (CP)
What part of the ruminant stomach is known as "the book" and is where water abosorption takes place?
Omasum
What molecules are required in small amounts but essential for growth and maintenance?
What is added to feed at low levels (with a prescription) to reduce sickness and improve performance?
Antibiotics
What term describes the moisture and nutrient content of feed as it is normally fed to animals?
As-fed
What is the term for an animal that can digest plant material with fermentation WITHOUT a rumen? i.e. a horse
Hind-gut fermenters
What part of the ruminant stomach is shaped like a honeycomb and acts as a colander for foreign material?
Reticulum
What complex materials include cellulose and lignin and are supplied by hay/grasses?
What is the period of called required for an additive to decrease within an animal before harvest?
Withdrawal Period
What system allows an animal to eat any time they desire?
Self Feeding
What type of carbohydrate consists of sugar and starches found in grains like corn and wheat?
Simple Carbohydrates