Animal Science Test/ Final
Card Set Information
Animal Science Test/ Final
Animal Science 107
Flash Cards for ANSC 107
Feed constituent that functions in the support of life
Four Types of Feedstuff
Roughages, Proteins, Concentrates, NPN
What is Silage?
What are the 6 basic classes of nutrients?
Water, Fats, Proteins, Vitamins, Minerals, Carbohydrates
Where does the nutrients go once they are absorbed from the GI tract?
What is Digestibility?
the percentage of a feedstuff that crosses from the inside of the intestinal tract into the body
How do you determine digestibility?
(intake dry matter-output dry matter) = intake dry matter * 100
What is the digetibility of forages?
What is the digestibility of concentrates?
Why is it important to know the dry matter (DM) content of feeds when balancing diets or purchasing feeds?
So you know the amount of nutrients in something
Fats contain what elements?
Carbon, Hydrogen, and Oxygen
What are fats composed of?
one,two,or three fatty acids attatched to a glycerol backbone
Fats contain 2.25 times more energy than...
Saturated fats have what kind of bonds?
Have single bonds
Unsaturated fats have what kinds of bonds?
double or even triple bonds between carbons
Which is more stable: Saturated or Unsaturated fats?
Which is easier to break down: Saturaterd or Unsaturated Fats?
What elements do Carbohydates contain?
Carbon, Hydrogen, Oxygen
Molasses is an example of what?
Cellulose, a major component in plant cell walls, is an example of what?
What is the first sign of a bad calcium and phosphorus ratio mix up?
Minerals are made up of what elements?
Anything that is NOT; C, H, N, or O
Minerals are; inoganic or organic?
Macrominerals are required in: large or small amounts?
Microminerals are required in: large or small amounts?
What are the fat soluble vitamins?
What are the water soluble vitamins?
True of False: Ruminants have to be balanced on all vitamins because they cannot make their own.
Proteins are composed of what elements?
Carbon, Hydrogen, Oxygen, and Nitrogen
What is the only nutrient class that contains Nitrogen?
What are the building blocks of proteins?
WHat is the most used example of a NPN?
What is an encapsulated protein, that is given to a ruminant to bypass the rumen and to be absorbed in the small intestine?
Average feed values can be obtained from standard what?
TDN stands for what?
Total Digestible Nutrients
What is the amount of energy required to raise the temperature of ! gram of water 1 degree Celsius?
Carnivores consume what as their main source of nutrients?
Front eye placement signals the animal as: predator or prey?
Side eye placement signals the animal as a :predator or prey?
Herbavores consume what as their main source of energy?
True or False: Omnivores consume both plant and animal tissue as their main energy source.
The order of the monogastric digestive tract is what?
Mouth -> Esophagus -> Stomach -> Small Intestine -> Large Intestine -> Rectum
Chemical digestion begins where?
Mouth is a form of; physical or chemical digestion?
Small intestine is the site of?
What prepares feces for absorption and is in charge of absoption of water?
Microbial digestion takes place in the?
The Cecum functions as a ___ and is otherwise known as_____?
Vestigial Organ, Appendix
What does R.O.A.R stand for?
Rumen, omasum, abomasum, and reticulum
What part of the ruminant is responsible for storage of large amount of feed?
Reticulum is also known as the______ and works as a _____?
Honey comb, sifter
Rumen is also known as the ______?
Where does microbial digestion in the ruminant take place?
Omasum is also know as _______ and it ________ feed?
Abomasum functions similar to the________?
Greasy wool is what?
Wool shorn once per year
Wool that is washed to remove grease is know as?
The leading world producer of greasy wool is?
The three top wool producing states are?
Grease, in wool, is also known as?
Shearing is to what?
Take the wool off the sheep
To put the fleece into a big washer and clean it is also called?
Yolk, after it is processed, is used as?
Mohair comes from what?
Growth of wool occurs where?
What supplement is important in wool and hair production?
What is the most important nutrition in wool production?
Cuticle is the?
Outer layer of wool
What is absent in fine wool but the center usually?
Fleece is a term for?
Wool from one sheep
The natural waviness of a wool fiber is called?
The length of a wool fiber is called?
True or False: A clip is one years production of wool?
What is the number of hanks of yarn that can be spun?
Wool tags are?
Manure covered locks of wool = bad
Wool is measured in what?
Extremely fine fleece is usually less than ____ microns?