Lecture 15: Equine Nutrition 3 (Exam 2)

Question 1

Where can you find resources for nutrient req of horses

Answer 1

• National research council (NRC) represents the min req for nutrients
• Equi analytical web

Question 2

Which amino acids are most commonly lacking in a diet

Answer 2

• Lysine
• Methonine
• Threonine

Question 3

Which phyiological state req the most crude protein & least amount of CP

Answer 3

Slide 4

Question 4

What will be seen in a young horse w/ protein deficiency

Answer 4

Decrease in growth & development

Question 5

What will be seen in a adult horse w/ protein deficiency

Answer 5

• Decrease in feed intake
• Lose body condition
• Have poor hoof & hair growth

Question 6

Slide 5 - 9

Question 7

Slide 11

Question 8

What areas should be looked at when doing an equine BCS

Answer 8

Question 9

How is starvation managed safely

Answer 9

• Don’t immediately start a starving horse on a high quality diet
• Start on poor to mod quality grass or oat hay (introduce @ 50% maintenance based on ideal BW & gradually increase to maintenance level over 10 D)
• Reduce nutrient drains like parasites, too much exercise, cold/overheated, & no competition for food

Question 10

How long should a diet change take

Answer 10

@ least a min of 10 D

Question 11

How should grain be introduced to starving horse or after colic

Answer 11

Question 12

What are potential problems that can affect nutritional management

Answer 12

• Less dx resistance
• arthritis
• poor dentition
• Equine cushing’s dx

Question 13

What are sx of equine cushings

Answer 13

• Delayed shedding
• Muscle wasting
• wt loss
• Increase in thirst & urination
• Inappropriate sweating
• Behavior changes
• Abnorm glucose & fat metaobliosm

Question 14

Describe the nutritional management of geriatric horses

Answer 14

• Many do well on grass/hay & oats diet w/ reg dental care3
• BCS < 4
• Do better on specially formulated complete senior rations that have better quality/higher protein, low ca & increased P, low energy density, & pellet shaped

Question 15

How does the metabolism of ponies different from horses metabolism

Answer 15

• Increased lipolysis from adipose tissue in response to decreased insulin & negative energy balance
• Much more susceptible to hyperlipemia if fasted
• Leads to fatty infiltration of the liver (overall high TG)

Question 16

Finish starting @ slide 22