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What are the 6 classifications of nutrients?
- energy (carbs)
- lipids (fats)
Why are carbs important?
primary energy source
Why are lipids (fat) important?
- needed to make fat-soluble vitamins
- 2 to 3x as much energy as glucose
Where are lipids (fat) found?
- vegetable oil
- soybean oil
- rice bran
- fish oil
Why is protein important?
- essential for growth & performance
- needed to make amino acids
What is needed to figure out nutrient requirements?
- body weight (kg)
- physiological status
What are the nutrient requirements for idle horses?
- daily energy to maintain healthy body weight
- maintain moderate BCS
What is a limiting macromineral in idle horses?
What are the nutrient requirements for broodmares?
- provide for fetal development
- keep BCS of 6
- more grain, smaller, more frequent meals
What are the nutrient requirements for growing horses?
- reach genetic potential
- sound development
- high quality forage
- feed formulated for growth
Describe equine digestive system:
esophagus > stomach > small intestine > cecum > large intestine
What makes up the foregut?
stomach & small intestine
What makes up the hind gut?
cecum & large intestine
What breaks down proteins?
What happens in the stomach?
- particle breakdown
- start of protein digestion
What happens in the small intestine?
- enzymatic digestion
- prime site of nutrient absorption
What is lipase?
breaks down lipids
What happens in the cecum?
- microbial fermentation
- microbes produce volatile fatty acids & vitamins B and K
What happens in the large colon?
- VFA synthesis and absorption
- B-vitamin synthesis
What happens in the small colon?
- water re-absorption
- feces development
Where are amino acids absorbed?
Horses are what kind of fermenters?
Where are fat soluble vitamins produced?
Where is most water absorbed?
What has the highest crude fiber?
What would you like to do?
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