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ANSC 3307 Exam 1 Questions and Answers
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ANSC 3307 Exam 1 Questions and Answers
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ANSC 3307 Exam 1Do animals have requirements for different feeds? - Answer -Yes
Depending on the digestive systems of animals
Essential amino acids are different
What is the most vital nutrient ingested by an animal? - Answer -Water
What are the 6 basic nutrients found in all plants and animals? - Answer -Water
Protein
Carbohydrates
Fats/Lipids
Minerals
Vitamins
Maintenance - Answer -The amount of nutrients needed by an animal to with stay alive or stay at the
animals current body condition
What are the major functions of water? - Answer -Solvent
Transport digesta and nutrients
Excretion of waste
Lubrication
Substrate for chemical reactions
, What is the difference between drinking water and free water? - Answer -Drinking water in ingested
through water troughs
Free water is ingested through feeds
Drinking water - Answer -Most common source of water
Free Water - Answer -Moisture content in feeds
Not chemically bound
As-is/As-fed feed intake vs dry matter intake
Metabolic Water - Answer -Minor source of water
Chemically bound and released through metabolic processes at the cellular level
What is the primary nutrient component in livestock feeds? - Answer -Carbohydrates
Digestion of starch and cellulose in Non-Ruminants - Answer -Enzymatic digestion
Digestion and absorption in the Small Intestine
Salivary Amylase begins starch breakdown
Starch breakdown in small intestine
Digestion of starch and cellulose in Ruminants - Answer -Microbial Digestion
Microbs ferment carbohydrates
Form VFA that are then absorbed by the animal
What are the products of ruminal fermentation - Answer -Volital Fatty Acids:
Acetic Acid
Proprionic Acid- major precursor to glucose
Butyric Acid- 10%
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