AN SC 260 - 1
Card Set Information
AN SC 260 - 1
AN SC 260
Introduction to Animal Nutrition
What is Least Cost Formulation?
Providing all nutrients at the lowest cost
What are the 6 nutrient categories?
Inorganic elements (minerals)
Which nutrient categories are considered dry matter?
Inorganic Elements (minerals)
Which nutrient categories are considered organic matter (composed of C, H, O)?
Energy is not a nutrient, it is a _____
Why is Energy not a nutrient?
It can not be added to the diet without adding one or more of the following:
Generally, different animals do not need different nutrients. However, there are some metabolic differences, what are they?
Amino Acid Synthesis
What are the general function of the nutrients?
Products or Work
What is nutrition?
The study of taking in and utilization of food/feed
Why is animal nutrition historically important?
Much current nutrition knowledge was discovered in animals (rats, dogs, pigs, chickens).
Animal models/nutrition continues to be important
Who was the father of nutrition and what did he discover?
Animals produce energy by a form of combustion
What 2 scientists are associated with Beri-Beri and what did they discover?
Christiaan Eijkmann - Polished rice causes beri-beri, feeding rice bran corrected the problem.
Casimir Funk - Isolated responsible compound (Thiamine), coind the term "Vitamine"
How was Scurvy discovered?
Controlled feeding experiment
Lime juice (which contains Vitamin C)
Later, tests done on Guinea Pigs proved that humans cannot synthesize Vitamin C
Animals contain elements in the form of...
Very Little Carbs
What is the ratio of fat-free element forms in the body?
What are the building blocks for tissues?
What influences the amount of nutrient requirements?
Type of GI tract
Age & size
Level & type of productivity
Bioavailabiity of dietary components
Requirements of each nutrient depend on...
Proportion of body mass
Turnover and losses