ANSC 3270 Animal Disorders Exam 2024 Questions With 100% Correct Answers

ANSC 3270 Animal Disorders Exam 2024 Questions With 100% Correct Answers From a nutritionist perspective, what is diet formulation? Correct Answer: a precise science driven by the need to match nutrient supply in feed with requirements at least cost to improve production efficiency, assure environmental sustainability, and maximize net income What goals are we trying to 3 achieve when determining what feed can meet an animals nutrient requirements? Correct Answer: 1. maximize animal performance 2. make more profit for producer 3. minimize nutrient excretion What is the formula called that minimizes nutrient excretion? Correct Answer: best cost formula What % of energy, protein/amino acids, phosphorus, and rest of nutrients is a diet composed of? Correct Answer: energy = 60% protein/AA = 25% phosphorus = 8% other nutrients = 7% What do we assume about an animal's gut when we feed a diet? Correct Answer: that it is functional and able to efficiently digest and absorb nutrients in the feed we give the animal, no leakage - BUT things can go wrong What 4 components are part of a functional gut? Correct Answer: digestion, absorption, fermentation, excretion what evidence tells us that digestion and absorption is not complete? Correct Answer: feces where are nutrients that matter digested in monogastrics? Correct Answer: before the end of the small intestine what is the most expensive component of feed? Correct Answer: energy What are the 4 limitations of young gut biology? Correct Answer: -inadequate endogenous enzyme secretion - reduced absorptive capacity -inadequate HCl secretion - inadequate food and water intake What enzymes drop after weaning? Correct Answer: amylase, lipase, trypsin Piglets pre-weaning drink milk which is full of __________, some of which is fermented to _________________ and _____________ gut pH Correct Answer: lactose, lactic acid, reduces What happens at weaning when lactose is removed from the diet? Correct Answer: pH goes up, not enough HCl secretion yet When the gut is empty, what can happen? Correct Answer: chance for pathogens to enter where does most of the digestion and absorption occur in a young animal? Correct Answer: villous space What 5 enzymes does the pancreas secrete? Correct Answer: amylase, lipase, trypsin, chymotrypsin, and elastase LATEC (acronym) what 5 enzymes does the intestinal mucosa secrete? Correct Answer: peptidase, maltase, isomaltase, sucrase, enterokinase SIP ME (acronym)