Involved in energy metabolism Be able to define coenzyme Active vitamin organic

Involved in energy metabolism be able to define

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Involved in energy metabolism Be able to define coenzyme Active vitamin - organic non protein compound that binds with an enzyme to catalyze a reaction. Know the main function of Thiamin Helps the body’s cells change carbohydrates into energy Know the cause of Beriberi Disease caused by a vitamin b-1 deficiency, also known as thiamine deficiency Niacin deficiency and pellagra Niacin deficiency( cholesterol and vitamin ) disease is pellagra Niacin toxicity from overuse of niacin supplements can result in elevated blood pressure,cardiac arrhythmia, nausea, vomiting, elevated blood sugar levels and impaired liver function Be able to list the four Ds of pellagra. Symptoms include the 3 D’s : dermatitis, diarrhea and dementia and eventually the 4th death Know the active form of vitamin B6 Pyridoxal 5'-Phosphate: used for many enzyme reactions. Know the relationship between vitamin B 6 , B 12 , folate, and heart disease Cofactors in homocysteine metabolism, and low intakes of these nutrients are associated with higher blood homocysteine concentrations of a potential risk factor for coronary heart disease and stroke
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Conversion of homocysteine to methionine and cysteine Vitamin B 6 , B 12 , folate and DNA synthesis Vitamin B6 (pyridoxine) Comprises a group of compounds, including pyridoxal, pyridoxine, pyridoxamine Vitamin B12 : normal formation of red blood cells and the health of nerve tissue Dna Synthesis: biological process by which deoxyribonucleic acid ( DNA ) molecule is created = B6 b12 folate deficiency result in MACROCYTIC ANEMIA Know the functions of folate Helps tissues grow and cells work Works with vitamin b12 and vitamin C to help the body break down, use, and create new proteins Helps form red blood cells Be able to explain why folate deficiency can cause macrocytic anemia
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Cells are unable to divide (megaloblast) CAUSING a macrocyte Why is supplemental folic acid recommended for women of childbearing age? Folic acid is abs - vitamin necessary for proper cell growth and development of the embryo to ward off major birth defects of the brain and spine, NTD If they don’t have folate children will have neural tube defects Be able to name foods that are good sources of vitamin B 12. Animal products, including fish, meat, poultry, eggs, milk, and milk products
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Know the steps involved in vitamin B 12 absorption. Know the causes of pernicious anemia. Is a Form of anemia that does not respond to iron supplementation Causes: loss of stomach cells that make intrinsic factor Know the functions of vitamin C. Functions as an antioxidant in the body, helps maintain the immune system, is important in the production of collagen and aids in iron absorption What is the role of antioxidants?
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  • Spring '18
  • Macy Shen

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