Section E Flashcards
What is a vitamin?
A substance essential for the maintenance of normal metabolic function, but is not made in the body and therefore must be provided from an outside source
Which vitamin deficiency causes scurvy?
Vitamin C
Which vitamin deficiency causes rickets?
Vitamin D
Which vitamin deficiency causes polyneuritis?
Vitamin B1
What is another name for vitamin B1?
Thiamin
Which vitamin deficiency causes pernicious anemia?
Vitamin B12
Which vitamin deficiency causes pellagra?
Vitamin B3
What is another name for vitamin B3?
Niacin
Water soluble vitamins?
Vitamin C and 11 vitamin Bs
Fat soluble vitamins?
Vitamins A, D, E and K
Define DRIs.
Dietary recommended intakes
Define EAR.
Estimated average requirement. The value is determined to meet the requirements for 50% of the people in any one category based on age, gender and ethnicity
Define RDA
Recommended daily allowance. Daily intake sufficient to meet the needs of 97% to 98% of healthy people in a group.
Define AI.
Adequate intake. Recommended daily intake based on observed or scientific data for specific groups of individuals.
Define UL.
Upper limit. The highest recommended daily intake that is not likely to pose an adverse health risk to all individuals.
What are the two approaches to vitamin therapy?
Nutritional approach or megavitamin approach