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16 Cards in this Set
- Front
- Back
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What are vitamins?
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Organic compounds in the human body that act as catalysts to start/stop/slow/speed chemical reactions in the body.
Organic means they have Carbon. |
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What are the Fat Soluble vitamins?
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Vitamins A, D, E, K
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What are the water soluble vitamins?
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Vitamin B Complex and Vitamin C
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Explain the main differences between fat-soluble and water-soluble vitamins.
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Fat soluble vitamins:
- can be stored in body fat - may cause toxicity becasue they deplete slowly from the body (especially Vit A) - Inject into muscles Water soluble vitamins: - Cannot be stored in the body - Excess will be excreted in the urine adn so it is easy to become deficient in Vit B and C - Inject into fat (sub Q) |
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Causes of vitamin deficiency diseases
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-Too few vitamin-rich foods in the diet
- Inability to uptake from storage in body - Poor absorption from the GI tract - Loss from vomiting or diarrhea Dehydration causes poor circulation of water soluble Vitamins B & C |
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What problem is folic acid deficiency associated with during pregnancy?
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Neural tube defects in developing fetus
(occurs during 1st 2 weeks) |
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What is an antioxidant?
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A substance which prevents cell breakdown (oxidation) such as the skin/fat breakdown that causes wrinkles.
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Which vitamins and minerals are antioxidants?
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Vitamins A, C, E and the minerals Zinc and Selenium.
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Anemia
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Low iron causes the body to not produce enough RBCs
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Pernicious anemia
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The body can't make enough RBCs becuase it doesn't have enough Vit B12
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Beriberi
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Nervous system ailment caused by a deficiency in vitamin B1 (thiamine)
Weight loss, emotional disturbances, impaired sensory perception, weakness and pain in the limbs, irregular heart rate |
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Pellagra
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Disease caused by a chronic lack of B3 (niacin)
diarrhea, dermatitis, dementia, dementia, and death |
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Rickets
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Softening of bones caused by vitamin D deficiency
Bone pain, dental problems, increased fractures, skeletal deformity (bowed legs, lordosis) |
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Scurvy (scrofula)
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Caused by a lack of vitamin C (necessary for collagen formation)
Malaise, lethargy, skin problems |
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Another name for Vitamin B6
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Pyroxidine
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Another name for vitamin B2
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Riboflavin
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