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What are the 6 classifications of nutrients?
Why are carbs important?
primary energy source
Where are carbs found?
Why are lipids (fat) important?
needed to make fat-soluble vitamins
2 to 3x as much energy as glucose
Where are lipids (fat) found?
Why is protein important?
essential for growth & performance
needed to make amino acids
What is needed to figure out nutrient requirements?
body weight (kg)
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
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?
start of protein digestion
What happens in the small intestine?
prime site of nutrient absorption
What is lipase?
breaks down lipids
What happens in the cecum?
microbes produce volatile fatty acids & vitamins B and K
What happens in the large colon?
VFA synthesis and absorption
What happens in the small colon?
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?