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Nutrition Ch. 10/11
health +vitamins
62
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Undergraduate 1
05/25/2010

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Term
thiamin sources:
Definition
enriched foods, whole grains, pork
Term
thiamin deficiency:
Definition
beriberi (edema or muscle wasting), anorexia, weight loss, neurological disturbances, weakness, heart enlargement, heart failure.
Term
riboflavin sources:
Definition
milk products, enriched, fortified or whole grain products, liver.
Term
niacin sources:
Definition
protein rich foods
Term
niacin deficiency:
Definition
pellagra (diarrhea, dermatitis and dementia)
Term
biotin sources:
Definition
widespread
Term
pantothenic acid sources:
Definition
widespread
Term
niacin overdose:
Definition
niacin flush, liver damage, impaired glucose tolerance
Term
B6 sources
Definition
protein rich foods
Term
folate sources:
Definition
legumes, vegetables, fortified grain products
Term
B12
Definition
foods derived from animals
Term
vitamin C sources:
Definition
fruits and vegetables
Term
vitamin C functions
Definition
collagen synthesis, antioxidant, thyroxin synthesis, amino acid metabolism, resistance to infection, absorption of iron
Term
false positive
Definition
a test result indicating that a condition is present when in fact it is not
Term
false negative
Definition
a test result indicating that a condition is not present when in fact it is present.
Term
histamine
Definition
a substance produced by cells of the immune system as part of a local immune reaction to an antigen; participates in causing inflammation.
Term
oxidative stress
Definition
a condition in which the production of of oxidants and free radicals exceeds the body's ability to handle them and prevent damage.
Term
inositol
Definition
a nonessential nutrient that can be made in the body from glucose. inositol is a part of cell membrane structures.
Term
carnitine
Definition
a nonessential nonprotein amino acid made in the body from lysine that helps transport fatty acids across the mitochondrial membrane.
Term
b vitamin summary:
Definition
serve as coenzymes, active in metabolism, and in the making of DNA.
Term
which b vitamin is easily destroyed by microwave cooking?
Definition
b12
Term
non-b vitamins
Definition
choline, inositol, carnatine
Term
intrinsic factor
Definition
a glycoprotein secreted by the stomach cells that binds with B12 in the small intestine to aid in the absorption of B12.
Term
pernicious anemia
Definition
blood disorder that reflects B12 deficiency
Term
atrophic gastritis
Definition
chronic inflammation of the stomach accompanied by the diminished size and functioning of the mucous membrane and glands.
Term
folate helps with
Definition
neural tube defects, spina bifida etc
Term
B6
Definition
pyridoxine
Term
gluconeogenesis
Definition
creation of glucose from non carbohydrate sources
Term
pantothenic acid and it's involvement in metabolism
Definition
is part of CoA
Term
Biotin
Definition
a B vitamin active in metabolism as a coenzyme that carries activated carbon dioxide.
Term
t of f niacin is produced in the body.
Definition
true. but not enough to maintain full supplies. diet must include niacin.
Term
Niacin's role in metabolism
Definition
the coenzyme forms are NAD and NADP
Term
Riboflavin in metabolism:
Definition
FMN and FAD
Term
Vitamin A
Definition
fat soluble retinol (alcohol form) promotes vision, protein synthesis and support of reproduction and growth
Term
vitamin A and protein synthesis
Definition
helps cell differentiation, helps epithelial cells (protects) and help maintain epithelial cells of the mucous membranes.
Term
rhodopsin
Definition
a light sensitive pigment of the retina; contains the retinal form of vitamin A and the protein opsin.
Term
vitamin a in plant foods
Definition
beta carotene
Term
sacs of degrading enzymes
Definition
lysosomes
Term
keratomalacia
Definition
softening of the cornea that leads to irreversible blindness, seen in severe vitamin A deficiency
Term
xerosis
Definition
abnormal drying of the skin and mucous membranes, a sign of vitamin A deficiency.
Term
keratin
Definition
water insoluble protein, the normal protein of hair and nails.
Term
keratinization
Definition
accumulation of keratin in a tissue; a sign of vitamin A deficiency.
Term
xerophthalmia
Definition
progressive blindness caused by vitamin A deficiency.
Term
performed vitamin A
Definition
dietary vitamin A in its active form
Term
teratogenic
Definition
causing abnormal fetal development and birth defects.
Term
retinol activity equivalents (RAE)
Definition
a measure of vitamin A activity; the amount of retinol that the body will derive from a food containing performed retinol or its precursor beta carotene.
Term
chlorophyll
Definition
green pigment of plants which absorbs light and transfers the energy to other molecules thereby initiating photosynthesis.
Term
xanthophylls
Definition
pigments found in plants responsible for the color changes seen in autumn leaves.
Term
key bone nutrients:
Definition
D,K,A followed by Calcium, phosphorus, magnesium and fluoride.
Term
rickets
Definition
vitamin D deficiency disease characterized by inadequate mineralization of bone
Term
osteomalacia
Definition
bone disease characterized by softening of the bones. Symptoms include bending of the spine and bowing of the legs. occurs most often in adult women.
Term
hypercalcemia
Definition
high blood calcium is known as this and may develop from a variety of disorders including vit D toxicity. is not associated with high calcium intake.
Term
tocopherol
Definition
a general term for several chemically related compounds one of which has vitamin E activity.
Term
alpha tocopherol
Definition
the active vitamin E compound
Term
erythrocyte hemolysis
Definition
the breaking open of red blood cells; a symptom of vitamin E deficiency disease in humans.
Term
hemolytic anemia
Definition
the condition of having too few red blood cells as a result of erythrocyte hemolysis.
Term
muscular dystrophy
Definition
a hereditary disease in which the muscles gradually weaken. Its most debilitating effects arise in the lungs.
Term
fibrocystic breast disease
Definition
lumps in the breast sometimes associated with caffeine consumption. In some, it responds to abstinene from caffeine; in others, it can be treated with vitamin E.
Term
intermittent claudication
Definition
sever calf pain caused by inadequate blood supply. it occurs when walking and subsides during rest.
Term
sources of vitamin E
Definition
plant oils, leafy green veggies, wheat germ, whole grains liver, egg yolks, nuts, seeds fatty meats
Term
t or f vitamin E is easily destroyed by heat and oxygen.
Definition
true
Term
vitamin K sources:
Definition
bacterial synthesis in the digestive tract, liver, leafy green veggies, cabbage type veggies, milk.
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