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NRC Plus
Chapter 1 Glossary
30
Veterinary Medicine
Not Applicable
08/22/2011

Additional Veterinary Medicine Flashcards

 


 

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Term
Physiology
Definition
The study of how living systems work
Term
Nutrient
Definition
Material that the body needs to maintain itself:water, carbohydrates, fats, protein, vitamins, and minerals
Term
Bowel
Definition
Another term for intestine
Term
Digestive Tract
Definition
Another word for intestinal tract
Term
Digestive Enzymes
Definition
Enzymes produced by the horses body which break down food into simpler elements that can then be absorbed.
Amylase: Breaks down starch
Lipase: Breaks down fats
Pepsin: Breaks down protein
Saccharidases: Breaks down sugars
Term
Fermentation
Definition
Bacterial breakdown of foods that the horse has eaten but not digested by his own digestive enzymes. Fermentation products can then be absorbed by the horses body and used.
Term
Kikuyu
Definition
A high oxalate tropical and subtropical grass
Term
Mucin
Definition
The slippery protein in mucus.
Term
Intestinal lumen
Definition
The space inside the intestine.
Term
Nonglandular
Definition
Has no glands
Term
Mineral Forms
Definition

Minerals are present in nature as “salts”, an electrically neutral combination of positively charged and negatively charged minerals. For example, potassium chloride is KCl = one K+ ion and one Cl- ion for an overall electrical charge of 0. Sulfates, phosphates, chlorides and oxides are some of the most commonly found mineral salts.

Term

Nondigestible

Definition

Cannot be broken down by the digestive enzymes that the horse's body produces.

(Note: Many things which are not digestible can be fermented by the bacteria in the digestive tract.)

Term
Acetyl-CoA
Definition
A metabolic breakdown product of fats,glucose, and amino acids.  All foods are burned in the mitochondria in the form of this metabolite
Term
Mitochondria
Definition
"Furnaces" inside cells shere foods are burned in the presence of oxygen
Term
Ionized Minerals
Definition
Free, electrically charged minerals not in a salt form, E.G. Na+,K+,Cl-. To be absorbed intot he body, a mineral must be ionized.
Term
Glycerides
Definition
Chains of fatty acids attached to the backbone of the carbohydrate glycerol. Monoglycerides have one fatty acid chain, biglycerides have two, triglycerides have three fatty acid chains.
Term
Hydrophylic
Definition
"Loves" or dissolves in water
Term
Chylomicrons
Definition
Spherical structures composed of triglycerides and protein, which arrange the hydrophilic portion portion of the triglycerides on the outside of the sphere so that it will freely dissolve and move around in the bloodstream.
Term
L-Carnitine
Definition
A compound manufactured by the body from amino acids. It is needed as a carrier to get long chain fats into the mitochondria.
Term
Lipoprotein
Definition
Any complex containing a fat and a protein.
Term
Amino Acids
Definition
The building blocks of protein. Amino acids are linked together like beads on a string to form protein molecules.
Term
Monosaccharides
Definition
Simple sugars that can be absorbed "as is" and do not require digestive enzymes to break them down further.
Term
Polysaccharides
Definition
Chains of more than one sugar.
Term
Disaccaride
Definition
Two monosaccharides linked by a chemical bond, These do require digestive enzymes to be absorbed. They include:
Sucrose
Maltose
Lactoce
Term
Complex Polysaccharides
Definition
Sugar chains that contain 3 or more sugars are considered complex carbohydrates and cannot be digested by digestive enzymes (but can be fermented easily by the bacteria in the gut.)
Term
Hypercalcemia
Definition
High blood calcium
Term
Digestion
Definition
The process of breaking down foods so they can be absorbed by the body
Term
Absorption
Definition
The process of assimilating the products of digestion from the intestinal lumen into the body
Term
Fermentation
Definition
bacterial digestion of food components that cannot be digested by the horse's own digestive enzymes
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