Exam (elaborations)
ANS 319 NUTRITION LOWA STATE WITH BAUMGARD EXAM QUESTIONS AND ANSWERS
- Course
- Institution
ANS 319 NUTRITION LOWA STATE WITH BAUMGARD EXAM QUESTIONS AND ANSWERS...
[Show more]
Content preview
ANS 319 NUTRITION LOWA STATE WITHBAUMGARD EXAM QUESTIONS AND
ANSWERS
Ingestion?
Digestion?
Absorption?
Elimination? - ANSWER Ingestion: act of eating
Digestion: the process of breaking down food into molecules small
enough for the body to absorb
Absorption: taking up small molecules from the digestive compartment
Elimination: undigested material passes out of the digestive
compartment
Why do we use everything on a dry matter basis? - ANSWER Cost and
nutritive value
What process can cause cavities, bad breath, flatulence, beer making,
body odour, etcetera? - ANSWER Fermentation
Explain the process of fermentation - ANSWER Microorganisms +
glucose = VFA + CO2
What are the three structural carbohydrates? Which is completely
indigestible to all organisms except fungi? - ANSWER Cellulose,
hemicellulose, and lignin (indigestible)
List three highly digestible components inside a plant cell wall -
ANSWER Protein, sugar, starch, fat
Lignin in latin translates to... - ANSWER Wood
T/F: As plants mature, they gain more valuable digestible proteins,
energy, vitamins, and minerals? - ANSWER F: As plants mature, they
gain more fiber/lignin as they thicken and become less digestible.
, T/F: During a drought, plants will become less digestible as they
increase fiber production to retain water? - ANSWER T
Name the four classes of plant feeds and give an example of each -
ANSWER Forages: grasses, legumes
Grains: seeds of cereals, linseed plants
Roots: turnips, beets
Byproducts: cereal seed coats, oilseed meals
Difference between grasses and legumes - ANSWER Grasses: corn,
timothy, fescue
Legumes: alfalfa, clover, beans, ability to fix atmospheric N2
What is the name of the N2 fixing bacteria that has a symbiotic
relationship with legumes? - ANSWER Rhizobium nodules
T/F: Leaves of a plant are less nutritious, higher in structural carbs, and
have more vascular tissue than the stems. - ANSWER F: Leaves are
more nutritious and lower in structural carbs than stems.
How do you know how much you should pay for your feed? - ANSWER
Nutrient density & digestibility
Difference between in vivo and in vitro - ANSWER In vivo: within an
animals body
In vitro: trying to replicate the conditions of in vivo
T/F: Feces are composed of 75% water? - ANSWER T
How does the time of harvest affect the relationship between yield and
digestibility? - ANSWER Digestibility decreases with increased time
until harvest.
Carbs are essential or nonessential nutrients? - ANSWER
Nonessential
Nutrients provide energy for... - ANSWER Maintenance, new tissue
growth, storage, and protein turnover
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller luzlinkuz. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75323 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now