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21 terms

nutrition

STUDY
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vitamins
noncaloric essential nutrients necessary for many metabolic task
organic
are vitamins organic or inorganic
functions of vitamins
*components of coenzymes
*antioxidants
*hormones that affect gene expression
*componet of cell membrane
*component of light sensitive rhodopsin molecule in the eye
vitamins A,D,E,K
fat soluble vitamins
vitamins C & B
water soluble vitamins
Discuss the relationship between vitamin E & Selenium
works with x-tocopherol as an antioxidant
phylloquinone
a fat-soluble vitamin of the K group found primarily in green plants
niacin (B3), pyridoxine (B6), folate, cobalamin (B12)
Vitamins functioning as coenzymes
(all water soluble)
vision cycle: adaptation to light & dark
tissue growth &immunity
function
functions of vitamin A (Retinol)
xerosis
itching or burning red inflamed eyelids (deficiency of vitamin A)
xerophthalmia
blindness caused by severe defiiency of vitamin A
fish
liver oils
egg yolk
butter
cream
major sources of vitamin A
*absorption of calcium and phosphorus
* calcification of bones and teeth & growth
Functions of vitamin D (cholecalciferol)
Rickets
a condition in growing children characterized by malformation of bones caused by a deficiency in vitamin D
*yeast
*fatty fish (salmon)
*milk
*butter substitutes (margarines)
Major sources for vitamin D
* breads,Cereal,Rice,Pasta
*Fruits(avocado, Mango raw
*Meat,Poultry,Fish,Beans,eggs,nuts
*Fats,Oils,Sugars
Food sources of Vitamin E
Veggies
(kale, spinach,mustard greens,broccoli,turnip greens)
Food sources of Vitamin K
normal blood clotting & bone development
Functions of vitamin K
Pyridoxine
the chemical name for vitamin B6 it functions as an important coenzyme factors in many reactionsin cell matabolism
Minerals
they are absorbed in the intestines & used in building body tissues, activating, regulating, and controlling metabolic process
citrus fruits, kiwi,tomatoes,melons,strawberries,dark leafy veggies, chili pepers,cabbages, broccoli
foods enriched with vitamin C