VITAMINS, TRACE ELEMENTS & TUMOR MARKERS Flashcards
Chemical Name: Retinol
Maintenance of good vision, resistance to infection
Deficiency causes night blindness, growth retardation, abnormal taste response, dermatitis
Vitamin A
Chemical Name: Tocopherols
Antioxidant; for cellular respiration
Deficiency causes Mild hemolytic anemia, RBC fragility and ataxia
Vitamin E
Chemical Name: Ergocalciferol, Cholecalciferol
Deficiency causes Rickets & Osteomalacia
Vitamin D2
Chemical name: Activated Sterol (1,25-(OH)3)
For absoprtion of dietary Calcium
Deficiency causes Hypocalcemia
Vitamin D3
Chemical name: Phytomenadione
Cofactor of procoagulants like prothrombin
Deficiency causes bleeding disorder, hemorrhage
Vitamin K
Chemical Name: Thiamine
Functions as an enzyme cofactor
Deficiency causes Dyspnea, Cyanosis, Diarrhea and vomiting in kids; Beri-beri, Wernicke-Korsakoff syndrome in adults
Vitamin B1
Chemical name: Riboflavin
Functions as an enzyme cofactor
Deficiency causes Angular stomatitis, Dermatitis, Photophobia
Vitamin B2
Chemical name: Pantothenic acid
Functions as enzyme cofactor
Deficiency causes depressed immune system, muscle weakness
Vitamin B3
Chemical name: Pyridoxine, Pyridoxal
Functions as enzyme cofactor
Deficiency causes irritability, seizures and anemia in infants; Also causes Facial seborrhea in adults
Vitamin B6
Chemical name: Cyanocobalamin
Synthesis of DNA and Folate
Deficiency causes Megaloblastic anemia and Neurologic Abnormalities
Vitamin B12
Chemical Name: Ascorbic Acid
Hydroxylation of collagen; participates in redox reaction
Deficiency causes Scurvy
Vitamin C
Functions as enzyme cofactor
Deficiency causes Dermatitis, Hair loss and depression
Biotin
Functions in fat catabolism
Deficiency causes Muscle weakness, and fatigue
Carnitine
Chemical name: Pteroglutamic acid
Synthesis of Amino acids & DNA
Deficiency causes Megaloblastic Anemia
Folic Acid
Chemical name: Nicotinic acid/ Nicotinamide
Enzyme cofactor
Deficiency causes Pellagra
Niacin
Niacinamide
Enhances insulin action; For glucose & Lipid metabolism
Deficiency causes insulin resistance, impaired GTT, hyperlipidemia
Toxicity causes skin ulcers, renal and hepatic necrosis
Chromium