Term
What is a precursor of Vitamin A? |
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Definition
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Term
What are the three forms of Vitamin A in the body? |
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Definition
Retinol Retinal Retinoic Acid |
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Term
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Definition
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Term
What are the functions of Vitamin A? |
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Definition
Vision: Cornea, Epithelial Cells, Mucous Membrane Skin Bone & Tooth Growth Regulation of Gene Expression Reproduction Immunity |
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Term
What are the effects of a Vitamin A Deficiency? |
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Definition
Night Blindness Corneal Drying (xerosis) Blindness (xerophthalmia) Impaired Bone Growth/Tooth Decay Keratin Lumps on Skin Impaired Immunity |
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Term
What are the effects of a Vitamin A Toxicity? |
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Definition
Increased Activity of Osteoclasts Liver Abnormalities Birth Defects Harmless Yellowing of Skin |
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Term
How does Vitamin A regulate Genes? |
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Definition
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Term
What are 2 indispensable roles of Vitamin A with eyesight? |
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Definition
Process of Light Perception at Retina Maintenance of Healthy Cornea |
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Term
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Definition
Light-sensitive Pigment of Retina Cells |
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Term
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Definition
Normal Protein of Hair and Nails |
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Term
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Definition
Accumulation of Keratin in a Tissue Sign of Vitamin A Deficiency |
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Term
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Definition
Progressive hardening of cornea of eye that can lead to blindness |
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Term
Main Food Sources of Vitamin A |
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Definition
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Term
Where does Beta-carotene exists? |
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Definition
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Term
What is Macular Degeneration? |
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Definition
Progressive loss of function to part of the retina that is crucial to focused vision Leads to Blindness |
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Term
What are food sources of Beta-carotene? |
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Definition
Orange Fruits & Vegetables Dark Green Vegetables |
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Term
What are the fat-soluble vitamins? |
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Definition
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Term
What are the dietary antioxidants? |
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Definition
Vitamin E, Vitamin C, Selenium, Beta-carotene |
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Term
What is the toxicity of Beta-carotene? |
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Definition
None, harmless skin yellowing |
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Term
What substance breaks down polypeptides in the small intestine? |
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Definition
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Term
What is the portion of an amino acid that contains nitrogen called? |
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Definition
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Term
What do proteins contain? |
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Definition
Carbon Oxygen Nitrogen Hydrogen |
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Term
What vitamin is destroyed by heat exposure and oxidation? |
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Definition
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Term
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Definition
An atom loses an electron |
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Term
What disorder is linked with free radicals? |
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Definition
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Term
What are known carcinogens? |
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Definition
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Term
Taking daily doses of 3-4 times the RDA of what nutrient may cause death? |
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Definition
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Term
What are the B-complex Vitamins? |
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Definition
Thiamin, Pantothenic Acid, Biotin |
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Term
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Definition
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Term
What is necessary for the synthesis of phospholipids and other components of cell membranes? |
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Definition
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Term
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Definition
Compounds in diet that work to prevent damage to cells and tissues |
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Term
What foods are rich in antioxidants? |
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Definition
They are rich in color. Ex: red delicious apple, dark chocolate, plums, red wine, blueberries, pecans |
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Term
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Definition
Essential, non-caloric, organic nutrient needed in small amounts in the diet |
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Term
Do vitamins give you energy? |
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Definition
No, they help you make energy |
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Term
What are the water-soluble vitamins? |
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Definition
Thiamin, Riboflavin, Niacin, Folate, Vitamin B12, Vitamin B6, Biotin, Panthothenic Acid, Vitamin C |
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Term
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Definition
Thiamin Riboflavin Niacin Folate Vitamin B12 Vitamin B6 Biotin Panthothenic Acid |
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Term
Where is Retinyl Esters found? |
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Definition
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Term
What is the difference between primary and secondary deficiencies? |
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Definition
Primary=Don't eat enough Secondary=Don't use what you're eating |
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Term
Where beta-carotene broken down? |
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Definition
Broken down in the small intestine to retinol (vitamin A) |
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Term
What is another name for Vitamin E? |
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Definition
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|
Term
What are the functions of Vitamin E? |
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Definition
Antioxidant Protects Cell Membrane Regulates Oxidation Reactions Protects Polyunsaturated Fatty Acids |
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Term
What are the effects of Vitamin E deficiency? |
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Definition
Red Blood Cell Breakage Nerve Damage Loss of Muscle Coordination |
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Term
What are the effects of Vitamin E toxicity? |
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Definition
Augments effects of anti-clotting medication |
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Term
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Definition
Atoms/molecules with an unpaired electron that make it unstable or highly reactive |
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Term
What is erythrocyte hemolysis? |
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Definition
Rupture of red blood cells, Cause by Vitamin E deficiency |
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Term
What are food sources of Vitamin E? |
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Definition
Canola Oil Safflower Oil Sunflower Seeds Wheat Germ |
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|
Term
Where is Vitamin E absorbed? |
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Definition
From the intestines like fat via the lymph |
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Term
What is another name for Vitamin C? |
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Definition
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|
Term
What are the functions of Vitamin C? |
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Definition
Collagen Synthesis Antioxidant Restores Vitamin E to Active Form Supports Immune System Boosts Iron Absorption |
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Term
What are the effects of Vitamin c Deficiency? |
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Definition
Scurvy Hemorrhages Fatigue Bleeding Gums Bruises Bone Fragility Joint Pain Poor Wound Healing Frequent Infections |
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Term
What is Vitamin C Toxicity? |
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Definition
Nausea Abdominal Cramps Diarrhea Rashes Interference with Medical Tests and Drug Therapies Aggravation of Kidney Stones |
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Term
What are the functions of Collagen? |
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Definition
Forms Base for Connective Tissues Forms Scar Tissue that Heals Wounds Reinforce Structure that Mends Fractures Supports Material of Capillaries that Prevents Bruises |
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Term
What vitamin do the enzymes involved in the formation and maintenance of the protein collagen depend on? |
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Definition
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Term
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Definition
Compound that triggers reactions involving oxygen |
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Term
What are incomplete proteins? |
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Definition
Don't have all 9 amino acids |
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Term
What are complete proteins? |
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Definition
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|
Term
What happens if one amino acid is lacking? |
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Definition
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|
Term
Where does protein digestion begin? |
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Definition
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Term
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Definition
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|
Term
|
Definition
Transfer RNA, puts them in order |
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Term
What breaks down protein? |
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Definition
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|
Term
What hormone puts calcium back in bones? |
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Definition
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|
Term
What hormone takes calcium from bones and puts it in the bloodstream? |
|
Definition
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|
Term
|
Definition
Men 90mg Women 75mg Smokers 125mg/110mg |
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Term
What causes Rickets in children? |
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Definition
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Term
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Definition
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Term
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Definition
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Term
What are Food Sources of Vitamin C? |
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Definition
Peppers, Citrus, Broccoli, Brussels Sprouts, Strawberries |
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|
Term
Where is Vitamin C stored? |
|
Definition
In small amounts all around the body |
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|
Term
Which vitamin is most easily destroyed? |
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Definition
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|
Term
How can Vitamin C be destroyed? |
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Definition
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|
Term
How does Vitamin C prevent anemia? |
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Definition
Converts inactive form, folic acid, to active form, folinic acid, inside cells |
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Term
What vitamin does Vitamin C help regenerate by giving it an electron? |
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Definition
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|
Term
What are the Functions of Selenium? |
|
Definition
Protects Against Oxidation Essential for thyroid hormones that regulate metabolism |
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|
Term
What are Food Sources of Selenium? |
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Definition
Seafoods Meats Whole Grain Vegetables |
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Term
What are the Selenium deficiency effects? |
|
Definition
Muscle Disorders Weakness Pain Specific Heart Diseases |
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Term
What is Selenium toxicity? |
|
Definition
Nausea Abdominal Pain Hair Loss Nerve, Liver, Muscle Damage |
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|
Term
What vitamin does Selenium work with? |
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Definition
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|
Term
What hormone does Selenium activate? |
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Definition
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|
Term
What vitamin is essential for collagen formation? |
|
Definition
|
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Term
|
Definition
Thiamin Deficiency Characterized by Edema (Fluid) |
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|
Term
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Definition
Energy Metabolism Nerve Cells |
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Term
|
Definition
Beriberi Enlarged Heart/Failure Muscular Weakness/Pain/Apathy Confusion Anorexia/Weight Gain |
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Term
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Definition
Whole Wheat Enriched Food Pork Chop Sunflower Seeds Green Peas |
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Term
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Definition
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Term
Food Sources of Riboflavin |
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Definition
Dairy Beef Enriched Foods Pork Chop Mushrooms Spinach |
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Term
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Definition
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|
Term
Deficiencies of Riboflavin |
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Definition
Cracks/Redness at Mouth Red/Smooth Tongue Inflamed Eyes Skin Rashes |
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Term
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Definition
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Term
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Definition
Niacin Deficiency Symptoms Include 4 D's Diarrhea Dermatitis Dementia Death |
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Term
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Definition
Chicken Tuna Pork Enriched Cereal |
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Term
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Definition
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Term
|
Definition
Pellagra Skin Rash Depression Apathy Fatigue Memory Loss |
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Term
|
Definition
Blushing Sweating Headaches Hives Blurred Vision |
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Term
What vitamin can be created by the amino acid tryptophan? |
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Definition
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|
Term
|
Definition
Liver Lentils Beans Spinach Asparagus |
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Term
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Definition
New Cell Synthesis Synthesize DNA |
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Term
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Definition
Anemia Smooth Tongue Depression Confusion Neural Tube Defects |
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Term
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Definition
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|
Term
What is Pernicious Anemia? |
|
Definition
Vitamin B12 deficiency Lack of intrinsic factor Characterized by large, immature red cells Damage to nerve system |
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Term
|
Definition
Liver Sardines Steak Tuna Cheese |
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Term
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Definition
New Cell Synthesis Maintain Nerve Cells |
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Term
|
Definition
Pernicious Anemia Nerve Damage |
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Term
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Definition
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Term
|
Definition
Liver Potatoes Spinach Banana Chicken |
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Term
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Definition
Amino Acid/Fatty Acid Metabolism Converts Tryptophan to Niacin & Serotonin Helps Make Hemoglobin |
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Term
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Definition
Anemia Depression Confusion Abnormal Brain Waves Convulsions Greasy-Scaly Dermatitis |
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Term
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Definition
Depression Fatigue Impaired Memory Irritability Nerve Damage Muscle Weakness |
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Term
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Definition
Sardines Dairy Tofu Waffles Broccoli Turnips |
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Term
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Definition
Bones & Teeth Muscle Contraction/Relaxation Blood Clotting Nerves |
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Term
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Definition
Stunted Growth, Weak Bones, Bone Loss |
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Term
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Definition
Constipation Kidney Stones Hinder Other Mineral Absorption |
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Term
Food Sources of Phosphorus |
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Definition
Cheese Salmon Milk Steak Navy Beans |
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Term
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Definition
Bones & Teeth Part of Phospholipids DNA Energy Metabolism Buffering Systems |
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Term
Deficiencies of Phosphorus |
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Definition
Muscular Weakness Bone Pain |
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Term
|
Definition
Calcification of Soft Tissues |
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Term
Food Sources of Vitamin K |
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Definition
Cauliflower Cabbage Canola Oil Spinach Greens Soybeans |
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Term
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Definition
Clots Blood Build Bone Protein |
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Term
Deficiencies of Vitamin K |
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Definition
Hemorrhage Abnormal Bone Formation |
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Term
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Definition
Jaundice Counteracts Anti-Clotting Medication |
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
Food Sources of Lipoic Acid |
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Definition
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Term
|
Definition
Antioxidants Glucose Metabolism Insulin Resistance Decreaser |
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Term
|
Definition
19-50 yr 1000mg >51yr 1200mg |
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Term
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Definition
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|
Term
How can Riboflavin be destroyed? |
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Definition
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|
Term
|
Definition
19-50yr 5ug 51-70yr 10ug >70yr 15ug |
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Term
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Definition
Essential mineral nutrients required in the diet in amounts less than 100mg/day. Microminerals |
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Term
The most abundant mineral in the body |
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Definition
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|
Term
The second most abundant mineral in the body |
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Definition
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Term
|
Definition
Adult Bone Loss Bones Become Fragile and Porous Easily Broken Hard Bone |
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Term
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Definition
Chief Crystal of Bone Formed From Calcium and Phosphorus |
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Term
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Definition
Softening of Long Bones Caused by Depletion of Bone Stores of Calcium & Phosphorus Soft Bones |
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Term
Where is almost all of calcium stored? |
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Definition
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|
Term
What do calcium phosphate salts crystalize with to form a foundation for bone formation? |
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Definition
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Term
|
Definition
Crystal of Bones and Teeth Formed when Fluoride Displaces the hydroxy Portion It resists being dissolved back into body fluid |
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Term
Functions of Calcium in the body fluids |
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Definition
Regulates transport of ions across cell membrane Nerve transmission Maintain blood pressure Blood Clotting Muscle Contraction/Heartbeat Secretions of Hormones, Digestive Enzymes, Neurotransmitters |
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|
Term
What serves as a bank for calcium? |
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Definition
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|
Term
Where is most of the Phosphorus stored? |
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Definition
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|
Term
Functions of Phosphorus in the body |
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Definition
Maintain acid-base balance of cellular fluids Essential for growth and renewal of tissues Energy in Metabolism Extract Energy From Nutrients |
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Term
Why do most Americans diets not have deficiencies in Phosphorus? |
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Definition
It is added to dark colas as a preservative |
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|
Term
What vitamin can be synthesized in the G.I. tract? |
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Definition
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|
Term
Where does most Calcium absorption occur? |
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Definition
Duodenum of Small Intestine |
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Term
What vitamin helps absorb Calcium? |
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Definition
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|
Term
|
Definition
Spongy Porous Bone Supports Cortical Bone More Easily Broken Down to use in the Body |
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Term
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Definition
Outside Part of Bones Hard Bone |
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Term
|
Definition
Building Blocks of Protein Amine Group at One End Acid Group at the Other Distinctive Side Chain |
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Term
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Definition
Nitrogen containing portion of amino acid |
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Term
|
Definition
Unique chemical structure attached to backbone of each amino acid that makes them different |
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Term
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Definition
Bond that connects amino acids to each other Forms link in protein chains |
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Term
What is the second most plentiful structure in the body? |
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Definition
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|
Term
What are the 9 Essential Amino Acids? PVT TIM H(A)LL |
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Definition
Phenylalanine Valine Threonine Tryptophan Isoleucine Methionine Histidine Lysine Leucine |
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Term
Where are amino acids stored in the body? |
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Definition
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|
Term
What are Complementary Proteins? |
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Definition
Two or More Food Proteins Combined Together to Form Complete Proteins EX: Grains & Cheese |
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|
Term
What 4 elements make up Proteins? |
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Definition
Hydrogen Oxygen Nitrogen Carbon |
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Term
What element do some proteins contain? |
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Definition
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|
Term
What are recycled amino acids used for? |
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Definition
Build New Proteins/Compounds Be Catabolized for Energy in Body, If Lack glucose |
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Term
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Definition
Provide Structure to Cells Muscle Contraction Enzymes Reaction Antibodies Transport Vehicles (Lipoproteins) Hormones (Messengers) Cellular Pumps Oxygen Carriers |
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Term
What structures do proteins make up? |
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Definition
Tendons Ligaments Scar Tissue Fibers of Muscles Bone & Teeth Hair & Nails |
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Term
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Definition
Proteins that defend against foreign proteins and substances that get in body fluid compartments |
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Term
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Definition
Formation of a peptide bond between 2 amino acids |
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Term
|
Definition
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|
Term
Where does protein digestion start? |
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Definition
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|
Term
How can proteins be denatured? |
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Definition
Heat Radiation Alcohol Acids Bases Salts of Heavy Metal |
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Term
Where are amino acids absorbed? |
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Definition
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|
Term
What denatures proteins in the stomach during digestion? |
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Definition
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|
Term
What attacks peptide bonds in the stomach during digestion? |
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Definition
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|
Term
What do the stomach enzymes do to the protein during digestion? |
|
Definition
Splits Proteins into Polypeptides |
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Term
|
Definition
Protein Fragments of Many Amino Acids |
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Term
|
Definition
Protein Fragments of Three Amino Acids |
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|
Term
What happens to proteins in the small intestine during digestion? |
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Definition
Pancreas & Intestine Enzymes Split Peptide Strands into tripeptides, dipeptides and amino acids Then split amino acids to be absorbed into blood stream |
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Term
What happens to proteins once absorbed into bloodstream? |
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Definition
Transported to all body cells |
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|
Term
What enzyme in the stomach breaks down protein? |
|
Definition
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|
Term
|
Definition
Globular Protein found in red blood cells Made of 4 associated protein strands Each contain iron |
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Term
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Definition
Carry oxygen from lungs to tissues |
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Term
What is protein turnover? |
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Definition
Continuous Breakdown/Synthesis of Body Proteins involving recycling amino acids |
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Term
Importance of Protein Turnover |
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Definition
Grow New Cells Replace Worn-out Ones |
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Term
|
Definition
Has Inappropriate Amino Acids |
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Term
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Definition
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|
Term
|
Definition
Chemical Messenger (Sleepy, Happy) Vasoconstrictor |
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Term
|
Definition
Fat and Cholesterol Transport |
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Term
|
Definition
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|
Term
Conversion rate of pounds to kilograms |
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Definition
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|
Term
How is the sequence of amino acids determined? |
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Definition
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|
Term
What do you need for protein synthesis? |
|
Definition
All Essential Amino Acids Adequate Supply of Protein Adequate Energy (Carbs & Fat) |
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Term
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Definition
|
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Term
|
Definition
Edema Patchy Skin Distended Stomach Hair Loss Decreased Appetite Growth Failure |
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Term
|
Definition
Protein & Calorie Deficiency |
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Term
|
Definition
Skin and Bone Stop Growth Poor Absorption |
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Term
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Definition
Speeds up reaction that will happen anyway |
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