Exam (elaborations)
NR228 WEEK 4 REVIEW NUTRITION: QUESTIONS WITH COMPLETE ANSWERS
NR228 WEEK 4 REVIEW NUTRITION: QUESTIONS WITH COMPLETE ANSWERS
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NR228 WEEK 4 REVIEW NUTRITION: QUESTIONS WITHCOMPLETE ANSWERS
What are vitamins? Right Ans - Vitamins are nutrients, essential noncaloric,
organic molecules needed in the diet.
referred as Micronutrients.
Aid other nutrients in the digestion and absorption processes
act as a buffer.
Are Vitamins essential for our bodies? or Non-essential? Right Ans - They
are essential for our bodies because we CANT produce them on our own. We
HAVE to consume them. Once vitamins are ingested they act as precursors
and turn vitamins into active chemicals
Which category of vitamins are stored in fat cells, in the liver and near the
liver? (3-6 wks Right Ans - Fat-soluble vitamins=> stored in fact cells, in the
liver and near the liver, for 3-6 wks.
Fat soluble vitamins dont immediately leave the body
Fat soluble vitamins are instead stored in the body, excess is more likely and
that's not always a good thing as toxicity can occur.
Whuch category of vitamins pass through the bodys water supply? which one
is less likely to cause toxicity? Right Ans - Water soluble vitamins pass
through the bodys water supple.
Body cannot keep these vitamins SO they have to be ingested for the body to
maintain appropriate levels.
which category of vitamins can pass through the body and is less likely to
cause toxicity? Right Ans - Water soluble vitamins have a major benefit
because they are less likely to build up in the body even in large amounts and
are less likely to be toxic.
Excess you will just urinate it out.
, because of this, you have to consistently get them into your body through
nutrient-rich foods and supplements help fill nutritional gaps.
What is a primary vitamin deficiency? Right Ans - PRIMARY vitamin
deficiency occurs when the vitamin is not consumed in sufficient amounts to
meet physiologic needs
What is a secondary vitamin deficiency? Right Ans - secondary deficiency
develops when absorption is impaired or excess excretion occurs, limiting
bioavailability.
Who is most at risk for vitamin deficiency? Right Ans - ppl most likely to be
affected by micronutrient malnutrition are women, infants, young children,
and adolescents
Higher deficiency risk was seen in women, non-Hispanic blacks, obese pts,
underweight pts, and those without a high school diploma
older adults are at risk due to age-related decreased vitamin absorption,
limited physical abilities, and limited financial resources to purchase and
prepare foods.
What are signs and symptoms of vitamin E deficiency? Right Ans - Anemia
Hair loss
muscle weakness
leg cramps
cancer
blindness
dry skin
fertility problems
immune impairment
Functions of Vitamin A Right Ans - vision/ night vision
bone growth
functioning of immune system
normal reproduction
antioxidant
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