true or false

  1. Minerals contribute directly to the energy (calorie) content of the diet. False

  2. Pigs lose a significant amount of body water via sweating when exposed to high ambient temperatures. False

  3. Vitamin C is an essential vitamin for humans. True

  4. Cats can convert beta-carotene into the active form of Vitamin A (retinol). False

  5. A higher percentage of total body water is found inside rather than outside the cells. True

  6. The absorption of calcium from the small intestine decreases when the diet has high phytic acid content. True

  7. Excess protein consumed by animals is stored in the body for later use. False

  8. Vitamin D3 decreases the absorption of most minerals, including calcium. False

  9. The metabolic water produced in the body is usually sufficient to fulfill the total water requirement for most animals. False

  10. Heme-iron is more easily absorbed by the body than non-heme iron. True

  11. Cats have a lower protein requirement than dogs of the same body weight. False

  12. Neutered dogs have a lower energy requirement than intact dogs. True

  13. High sodium intake will increase urine output in animals. True

  14. Vitamin C is essential for collagen formation and healthy gums, skin, and tendons. True

  15. Low blood magnesium (Mg) causes milk fever in dairy cows. False