Water

Question 1

what is the most important nutrient

Answer 1

water

Question 2

above what level does dehydration become fatal

Answer 2

> 15%

Question 3

what percent of water is reabsorbed

Answer 3

70%

Question 4

factors affecting water intake

Answer 4

age
diet
environment
exercise
management
equine type

Question 5

what percent of evaporative water loss is respiratory

Answer 5

19-30%

Question 6

how much water is lost from sweat during exercise
general
eventers
treadmill

Answer 6

-0.6-1.73 ml mL/kg BW/min
-2-6%
-7% BW

Question 7

what percent of daily intake is metabolic water

Answer 7

11-13%

Question 8

T/F horses sweat is hypotonic which leads them lose electrolytes increasing desire for water

Answer 8

FALSE. horse sweat is isotonic, electrolytes do not become imbalanced

Question 9

how does distance from water impact drinking habits

Answer 9

the further they are from the water them more they will drink on each visit to the water trough

Question 10

factors affecting water quality

Answer 10

smell
physical contamination
taste
color

Question 11

what does Total Dissolved Solids describe? what is the limit for horses?

Answer 11

-sum of concentrations of all substances in water
-upper limit is 6000 mg/L

Question 12

what minerals in water are not toxic but affect palatability

Answer 12

Ca and Mg

Question 13

causes of water defficiancy

Answer 13

-low water palatability
-inadequate availability
-increased water losses