Vitamins Flashcards
Vital accessory food factors which contains amines (not all)
Vitamins
FAT SOLUBLE VITAMINS
A, D, E, K
WATER SOLUBLE VITAMINS
B1, B2, B6, B12, C
A component of natural food, but is distinct from other nutrients, structure, utilization or metabolism, and functions
Vitamins
Essential for normal metabolism in animals and consequently required for normal health and physiological functions such as growth, development, maintenance, and reproduction
Vitamins
Precursor of vitamin A
Beta-carotene
Vitamin deficiency in scurvy
C
Excretion of fat-soluble vitamins
Feces through bile
Excretion of water-soluble vitamins
Urine
Where is fat-soluble vitamins stored?
Liver, kidney, muscle, brain, adipose tissue
Where is vitamin B12 and biotin stored?
Liver
What is needed for visual purple (rhodopsin) synthesis
Vitamin A
Vitamin needed for calcium
Vitamin D
Involved in energy transformation, in metabolism as coenzymes and cofactors
Water-soluble vitamins
Involved in structural function in the body
Fat-soluble vitamins
Vitamin needed for bones
Vitamin D
Vitamin needed for tissues and lipids
Vitamin E
Vitamin needed for blood clotting
K
Vitamin which absorption is associated with fats
Fat-soluble vitamins
Excessive doses or intakes of these vitamins generally result to toxicity (hypervitaminosis)
Fat-soluble vitamins
Vitamins where toxicity is rare
Water soluble vitamins
Vitamin deficiency in anemia
Vitamin B12
Compounds that do not function as vitamins though they are chemically related, and they compete with or destroy the biologically active vitamin
Antivitamins / Vitamin antagonists / Pseudovitamins
Enzyme which destroys thiamine
Thiaminase