organic compounds essential in small quantities for normal physiologic and metabolic functioning of the body
vitamins
biologically active chemicals that make up vitamin E compounds
tocopherols
a condition resulting from a deficiency of ascorbic acid (vitamin C)
scurvy
asorbic acid
vitamin C
a condition caused by a deficiency of vitamin D
ricketts
the purple pigment in the rods of the retina, formed by a protein, opsin, and a derivative of retional (vitamin A)
rhodopsin
a disease resulting from a deficiency of niacin or a metabolic defect that interferes with the conversion of tryptophan to niacin (vitamin B3)
Pellagra
Vitamin B3
pellagra
retinol
Vitamin A
inorgancic substances that are ingested and attach to enzymes or other organic molecules
minerals
vitamins that can be dissolved in fat
fat-soluble vitamins
specialized in proteins that catalyze biochemical reactions in organic matter
enzymes
a nonprotein substances that combines with a protein molecule to form an active enzymes
coenzymes
a disease of the peripheral nerves caused by a dietary deficiency or an inability to assimilate thiamine.
beriberi
vitamin b1
thiamine
symptoms are fatigue, diarrhea, appetitie and weight loss, and disturbed nerve function causing paralysis and wasting of limbs, edema, and heart failure