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NSC 101 exam 3 Questions and Answers
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4 fat-soluble vitamins Ans: vitamin A
vitamin D
vitamin E
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vitamin K
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6 essential nutrients Ans: CHO
protein
fat
vitamins
minerals
water
bioavailability Ans: proportion of a nutrient that is
utilized/stored/available versus what is consumed
vitamins Ans: organic (contain carbon)
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vitamins Ans: vulnerable to degradation from sources like heat, oxygen,
and light
minerals Ans: inorganic (do not contain carbon)
electrolytes Ans: considered minerals
fat-soluble vitmins Ans: hydrophobic molecules that dissolve in fat/oil.
Fat needs to be present in order to be digested. Fat soluble vitamins
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leave digestive tract and enter lymph system and then eventually
make it to the blood stream. excess fat soluble vitamins are stored in fat
deposits around the body, so it is possible to reach toxic levels.
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water soluble Ans: hydrophilic molecules that dissolve in water. This
means that during digestion they are absorbed with water directly into
the bloodstream. The kidneys excrete excess water-soluble vitamins
water-soluble vitamins Ans: The B Vitamins
Vitamin C
B vitamins Ans: B1
B2
B3
B5