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ANS 319 Quiz 2
Term | Definition |
---|---|
Where is the main site of CHO digestion? | Duodenum |
Digestion of lactose results in the release of... | Glucose and Galactose |
Pancreatic amylase digests _______ linkages between glucose units in amylose and amylopectin? | Alpha-1, 4 |
Absorption of glucose by epithelial cells... | Active transport jejunum requires ATP uses 260 mol of water/glucose |
What is the metabolic pathway that provides glucose by transformation of non-CHO compounds to glucose? | Gluconeogenesis |
Digested by microbes, inhibited by lignin, composed of glucose chains | Cellulose |
In glycolysis, glucose is metabolized to _________ with the production of ATP and NADH. | Pyruvate |
How does the electron transport system produce ATP and water? | Oxygen is combined with the Hydrogen from NADH and FADH produced by glycolysis and the kreb cycle. |
What peaks after a meal in response to glucose increase? | Insulin |
What increases as the plant matures that reduces the digestibility of cellulose? | Lignin |
Steam flaking ______ starch to increase its digestibility. | Reduces |
What is produced during glycolysis to oxidize the NADH? | Butyric acid lactic acid methane proprionic acid |
How do ruminants meet most of their glucose requirements? | Propionate |
What is produced by cows fed high grain diets that result in milk fat depression? | Trans-10 CIS-12 linoleic acid |
Lonophores increase ______. | Propionic acid |
T/F Glucose is required in nonruminants. | False |
What is produced during glycolysis of glucose that is metabolized to lactic acid if adequate oxygen is not available? | Pyruvate |
What can you do to forage to decrease production of acetic acid? | Grinding |
Supplementing a high forage diet with _____ will increase the digestibility of cellulose. | 8% Soybean oil |
How can you increase digestibility of corn stover? | Alkali tx hydrolyzes ester linkages between lignin and hemicellulose. |
Why cant alkali tx be used on soybean stover? | Ether linkages are stronger than ester |