ANS 020 Nutrition Lab

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ANS 020 Nutrition Lab
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Monogastric (or nonruminant animals)
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Pig stomach
Dog stomach
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Entire dog gastro-intestinal tract
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Equine and Rabbit GI Tracts

• Horses and rabbits are similar
• both are non-ruminant herbivores
• (so are elephants and manatees!)

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Hindgut Fermenters

• All four are "hindgut fermenters"
• no rumen, huge cecum

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Ruminant Animals
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Ruminant GI Tract

• See the web
• http//www2.ncsu.edu/unity/lockers/project/ansci_f
  eeds/gi_tract/gi_tract.htm

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Parts of the Ruminant Stomach

• A). Rumen
• B). Reticulum
• C). Omasum
• D). Abomasum
• Look at the models to see what they each look
  like!

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D
A
E
C
B
Can you label parts A E? Be able to do it for
the exam!
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Is the stomach the only thing that matters when
it comes to digesting food?Obviously not what
else matters?
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Why is it important to look at a feed tag?

• Is it for the right species?
• Does it have medicine or other feed additives in
  it?
• Has it expired (do animal feeds expire?)?
• Is it for the correct life stage (newborn, adult,
  etc.)
• Is if for a working animal?
• Does it have a guaranteed analysis on it?
• Can you contact the company if you need too?
• Is your animal allergic to any feed ingredients
  and
• if so can you make sure they are not exposed to
  it?
• 9. ??????

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What is NRC (National Research Council)?
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What is Digestibile Energy?the energy the animal
consumes- the energy left in the fecesWhat is
Metabolizable Energy? the energy the animal
consumes- the energy left in the feces urine
gases