Riboflavin Flashcards
is it a trace element, vitamin, or mineral? Riboflavin
vitamin B2
what are its three properties? Riboflavin
Heat stable Unstable to alkali &
light Yellow-green lumenesence
because this is unstable to light what product should not be exposed to sunlight? Riboflavin
milk
what are its two functions? Riboflavin
Carbohydrate, fat & energy metabolism
Coenzyme of FAD
how does it function as a Coenzyme of FAD? Riboflavin
Accepts and transfers hydrogen ions
what is the deficiency symptom? Riboflavin
Tissue inflammation & breakdown
what are the five places where the deficiency symptom of tissue inflammation and breakdown occur? Riboflavin
mouth, nose, skin, eyes, tongue
whats the name and details of the deficiency symptom of tissue inflammation and breakdown occurring at the mouth? Riboflavin
Cheilosis
Lips swollen, crack easily & at corner of mouth
whats the name and details of the deficiency symptom of tissue inflammation and breakdown occurring at the nose? Riboflavin
Seborrhea
Scaly, greasy eruption, especially in skin folds
whats the name and details of the deficiency symptom of tissue inflammation and breakdown occurring at the skin? Riboflavin
Dermatitis
Wounds do not heal easily
whats the name and details of the deficiency symptom of tissue inflammation and breakdown occurring at the eyes? Riboflavin
Corneal vascularization
Extra blood vessels, burning, itch, tear Sensitive to light
whats the name of the deficiency symptom of tissue inflammation and breakdown occurring at the tongue? Riboflavin
Glossitis
whats the recommended intake? Riboflavin
M 1.3 mg; F 1.1 mg
what are the recommended intakes not related to and the three things its related to? Riboflavin
Not related to calories,
rather body size, metabolic rate & rate of growth
when are the five cases the recommended intakes should be increased? Riboflavin
Increased in chronic illness, wound healing (needs more protein) & other stresses - growth, pregnancy, lactation