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ANSC 221 Wk 6
Animal Nutrition
36
Nutrition
Undergraduate 2
07/21/2018

Additional Nutrition Flashcards

 


 

Cards

Term
Five things affecting feed consumption
Definition
Palatability, taste, odor, sight, and texture-physical factors
Term
Palatability
Definition
Degree of acceptability of a feed or feedstuff to the taste or to be eaten by the animal
Term
Taste
Definition
Sweet, sour, salty, and bitter
Term
Odor
Definition
May serve as an attractant, but may not greatly influence total subsequent consumption
Term
Sight
Definition
Used for orientation and location of food
Term
Texture-physical factors
Definition
May influence acceptability
Term
Jacobson's organ
Definition
Patch of sensory cells that detects heavy moisture-borne odor particles
Term
Species with the highest number of taste buds
Definition
Cattle
Term
Species with the lowest number of taste buds
Definition
Chicken
Term
Appetite
Definition
Desire of an animal to eat
Term
Satiety
Definition
Lack of desire to eat
Term
Hunger
Definition
Physiological state that results from deprivation of feed of a general or specific type
Term
Two ways to control feed intake
Definition
External and internal factors
Term
Intrinsic/extrinsic factors affecting long-term control
Definition
Lactation, estrus, nitrogen, energy status, temperature, humidity, season, and photoperiod
Term
Photoperiod
Definition
Seasonal changes which effects pineal gland
Term
Hunger and satiety centers located in
Definition
The hypothalamus
Term
Glucose effects in nonruminants
Definition
Considered to be short-term control in nonruminants
Term
Glucose effects in ruminants
Definition
Has little effect on feed intake
Term
Factors that influence food intake
Definition
Olfaction, taste, temperature, and amount of water consumed
Term
Feeding standards
Definition
The amounts of nutrients required by animals
Term
State of maintenance
Definition
When an animal's body composition remains constant, when it does not give rise to any product such as milk, and when it does not perform any work on its environment
Term
Growth
Definition
Increase in body weight, most rapid early in life
Term
Three things that occur as an animal grows
Definition
Quality of diet decreases as they eat nonmilk sources, digestibility is lower, and dry matter used less efficiently
Term
Colostrum
Definition
Large supply of proteins, antibodies, vitamins, and minerals
Term
Work
Definition
Increased in energy demand in proportion to the work done and efficiency with which it is accomplished
Term
How energy needs change with pregnancy and lactation
Definition
Energy needs increase during the third trimester
Term
Feedstuffs
Definition
Any component of a diet that serves some useful function
Term
Forages
Definition
Primary feeds for herbivores
Term
Factors affecting forage composition
Definition
Stage of maturity, fertilization, and harvest and storage methods
Term
Pastures and grazed forages
Definition
Grasses, legumes, and forbs
Term
Harvested dry forages
Definition
Hay and straws and chaff
Term
Harvested high-moisture forages
Definition
Green chop, silage, and corn
Term
Feed additives
Definition
Used on animals to enhance the effectiveness of nutrients and exert their effects in the gut or on the gut wall cells
Term
Antibiotics
Definition
Fight off bacteria: reduce the numbers of specific bacteria in the gut and increase the efficiency of nutrient utilization
Term
Concerns of antibiotics
Definition
Bacteria gaining resistance and diseases becoming untreatable; antibiotics as growth promoters has been banned
Term
Probiotics
Definition
Live microbial food supplement that beneficially affects the host animal by improving the intestinal microbial balance
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