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NR228 Fat Soluble Vitamins : Questions & Solutions
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NR228 Fat Soluble Vitamins : Questions & Solutions____ are essential nutrients for our bodies and, because we cannot produce
them on our own, we must consume them. Fat-soluble vitamins are one of the
two major categories of vitamins.
____ are absorbed along with fats in the diet and can be stored in the body's
fatty tissue. They come from plant and animal foods or dietary supplements.
Right Ans - - Vitamins
- Fat Soluble Vitamins
Fat-soluble vitamins are dependent on which cellular process?
1. Transportation
2. Metabolization
3. Absorption
4. Elimination Right Ans - 3
Which characteristics are unique to fat-soluble vitamins?
1. Absorbed with lipids
2. Less risk of toxicity
3. Excreted easily
4. High risk of toxicity
5. Deficiencies develop quickly Right Ans - 1
4
When discussing recommended daily allowances (RDAs) with a group of
young adults, the nurse uses which statement to best describe what they are?
1. "RDAs are the daily intake that meets the nutrition needs of almost all
individuals in a specified life stage group."
2. "RDAs are the daily intake that meets the nutrition needs of the individuals
who have a deficiency."
3. "RDAs are a guideline that sets the maximum intake of a nutrient that is
unlikely to pose a risk of toxicity."
4. "RDAs are the least needed daily intake in a specified life stage group."
Right Ans - 1
, __ vitamins are dependent upon dietary fat for absorption. They can be stored
in the body's fat cells and are not excreted as easily as water-soluble vitamins.
These vitamins do not need to be eaten as often as water-soluble vitamins,
although adequate amounts are still needed to maintain body functions.
Right Ans - Fat-soluble
Fat-soluble vitamins include:
1
2
3
4 Right Ans - Vitamin A
Vitamin D
Vitamin E
Vitamin K
The active form of __ is called retinol. Retinol has a yellowish-colored pigment.
The precursor, beta carotene, has an orange-colored pigment.
Helps with the growth of teeth and bone, boosts the immune system, keeps
skin cells healthy, helps the rods and cones in the eyes stay healthy, helps with
night vision, and may help decrease the probability of skin cancer and any
cancer with the epithelial cells.
Absorbed through dietary intake of green, yellow, and orange fruits and
vegetables, such as broccoli and carrots, and animal fat sources, such as whole
milk and liver. Can be used in topical solutions, such as soaps, creams, and
lotions. Often, it is an added ingredient to cosmetic products and some
medications, but these are non-nutritive products.
Excess may cause weakness, anorexia, vomiting, and an enlarged spleen and
liver. However, toxicity is rare with healthy food consumption. Right Ans -
Vitamin A
Signs and Symptoms:
Insomnia
Acne
Dry Hair
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