Lecture 15: minerals & vitamins

Question 1

calcium / phosphorus

Answer 1

• the bulk of minerals in the animal’s body (70%)
• found in the skeletal system

metabolism:
- absorption in the upper portion of the small intestine
- excretion

Question 2

sources of calcium & phosphorus

Answer 2

• legumes
• tuna meal
• meat & bone meal
• limestone
• dicalcium phosphate

Question 3

sodium, chlorine, potassium

Answer 3

properties:
- all electrolytes
- most feedstuffs contain K

deficiency:
- reduce growth and feed efficiency
- muscle weakness

Question 4

salt

Answer 4

• primarily source of sodium and chlorine
• usually mixed in the diet

Question 5

fat soluble vitamins

Answer 5

vitamins:
A
D
E
K

Question 6

water soluble vitamins

Answer 6

vitamins:
B
C

Question 7

natural source for vitamins

Answer 7

• fish or shark liver oil
• milk byproducts
• vegetable oils
• green grasses
• sunlight

Question 8

mineral supplements

Answer 8

• bone meal
• calcium carbonate
• limestone
• dicalcium phosphate

Question 9

vitamin supplements

Answer 9

• fish oil
• carotene