Explain the 3 major functions of the large intestine.
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The large intestine performs 3 main functions. It houses gut microbiota that keep the GI tract healthy; it absorbs water and electrolytes, such as sodium and potassium; and it forms and expels feces.
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____________________ refers to a measure of the nutrients a food provides relative to the energy it provides.
Fill in the blank(s) with the appropriate word(s).
Which of the following nutrients is more likely to be consumed in excessive amounts from supplements and fortified foods combined?
a. Vitamin C b. Vitamin D c. Biotin d. Boron
Answer the following questions true (T) or false (F)
1. Minerals are classified as major minerals or as trace minerals depending on the amount found in the body and the amount needed on a weekly basis. 2. A homemade bean soup, a sandwich which includes greens instead of lettuce and a baked sweet potato is high in potassium. 3. A diet that is adequate in potassium is beneficial to individuals who have a history of kidney stones because potassium attaches to the calcium in the urine thereby preventing the formation of mineral crystals that can form kidney stones.
Elevated homocysteine is associated with increased risk of cardiovascular disease. In clinical studies, which vitamins have been shown to decrease homocysteine levels in the blood?
a. Vitamins A, C & E b. Riboflavin, A & folate c. B 6, folate & B 12 d. Pantothenic acid, riboflavin & biotin