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MNE SDL - Micronutrients Review Exam Solution Manual Already Passed CA$11.53   Add to cart

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MNE SDL - Micronutrients Review Exam Solution Manual Already Passed

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MNE SDL - Micronutrients Review Exam Solution Manual Already Passed This vitamin has stores that last only a few days. - Answers Vitamin K These vitamins are stored extensively in the body. - Answers Vitamins A, D, and E These vitamins have to be absorbed with micelles. - Answers Vitamins A, D,...

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  • October 24, 2024
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  • MNE SDL - Micronutrients
  • MNE SDL - Micronutrients
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MNE SDL - Micronutrients Review Exam Solution Manual Already Passed

This vitamin has stores that last only a few days. - Answers Vitamin K

These vitamins are stored extensively in the body. - Answers Vitamins A, D, and E

These vitamins have to be absorbed with micelles. - Answers Vitamins A, D, E, and K

What can limit the absorption of fat soluble vitamins? - Answers Maldigestion or absence of fat in a meal

This vitamin is needed for vision, immune function, and growth. - Answers Vitamin A

Which is more dangerous in excess, consumption of Vitamin A through retinol or as pro-vitamin
carotenoids? - Answers Retinol

This vitamin is needed for growth regulation, immune function, calcium absorption, and bone health. -
Answers Vitamin D

This vitamin is consumed with fish or fortified foods, produced in sun-exposed skin. - Answers Vitamin D

This vitamin is a critical antioxidant. - Answers Vitamin E

This vitamin is consumed in fatty foods, mainly those with seed oils. - Answers Vitamin E

Which is more dangerous in excess, consumption of Vitamin E through seed oils, or supplements? -
Answers Supplements

This vitamin is needed for bone and vascular health. - Answers Vitamin K

This vitamin is consumed mainly with dark-green vegetables. - Answers Vitamin K

What happens in patients with Vitamin A deficiency? - Answers Visual impairment and changes to eye
morphology, loss of appetite, and susceptibility to infection. Very common in children in
underdeveloped countries.

What happens in patients who take Vitamin A in excess? - Answers This occurs with ingestion of Retinol
only: Liver and bone damage, headaches, vomiting, dry mucous membranes. Vitamin A in retinol also
has a mutagenic potential during early pregnancy.

Sources of Vitamin A? - Answers In Plants: Sweet potatoes, carrots, green leafy vegetables

In Animals: Eggs, cheese, and milk

Biological activity of Vitamin A - Answers Control of cell growth (retinol metabolites), vision, and
regulation of gene expression

Sources of Vitamin D? - Answers UV-B light, fortified milk, fish, eggs, infant formula

, Biological activity of Vitamin D? - Answers Major function is to maintain serum calcium and phosphorous
levels by enhancing their absorption.

What happens to patients with a Vitamin D deficiency? - Answers Rickets, osteomalacia, osteoporosis,
lax muscles, risk of falls, diminished calcium absorption and retention, cancer.

What happens to patients who take Vitamin D in excess? - Answers May cause brain damage in young
infants, calcification of the arteries and other soft tissues.

What happens to patients with a Vitamin E deficiency? - Answers Peripheral neuropathy, hemolysis.
Very uncommon due to wide availability.

What happens to patients who take Vitamin E in excess? - Answers Increase risk of death from bleeding
and hemorrhagic stroke.

Biological activity of Vitamin E? - Answers Inactivates oxygen free radicals in membranes, lipoproteins,
and other lipid rich compartments. Possibly plays a specific role in fertility.

Sources of Vitamin E? - Answers Vegetable oils, nuts and seeds, margarine

Forms of Vitamin E? - Answers Natural form: RRR-alpha-tocopherol

Synthetic Form: Contains equal amounts of 8 sterioisomers; only half are highly available biologically.

What happens to patients with a Vitamin K deficiency? - Answers Prolonged bleeding time/bleeding
episodes. (Serves as a cofactor in blood coagulation)

What happens to patients who take Vitamin K in excess? - Answers No adverse effects have been
reported, though it may interfere with anticoagulant medication.

Sources of Vitamin K? - Answers Cooked greens, green vegetables, canola & soybean oil, intestinal
bacteria

Biological activity of Vitamin K? - Answers Important cofactor in blood coagulation, coenzyme in
synthesis of proteins involved in bone mineralization, several proteins involved in control of arterial
calcification are vitamin K-dependent.

These water soluble vitamins are essential for fuel metabolism. - Answers Thiamin (B1), Riboflavin (B2),
Niacin (B3), Vitamin B6 (pyridoxine), pantothenate, and biotin.

This vitamin is an enzyme cofactor, an antioxidant, and regenerates Vitamin E. - Answers Vitamin C
(ascorbic acid)

This vitamin is involved in DNA synthesis and one-carbon transfers. - Answers Folate

This vitamin is required for transamination of amino acids and for the conversion of homocysteine to
cysteine. - Answers Vitamin B6

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