B-vitamins Flashcards
Learn the details
What is the correct name for B1
Thiamine
Name sources of B1
Beef,chicken,peas,beans and milk
what is the function of B1
Carb metabolism, helps produce GABA
Name 4 therapeutic uses for B1
Digestive disturbances,nerve disorders, alcoholis and insect bite protection
Name four factors contributing to deficiencies
Alcohol, coffee, exercise and stress
What mineral is required to convert B1 to coenzyme?
Magnesium
Where is B1 absorbed?
Small intestine
What drug can intefere with B1’s activity?
Metformin
What is the correct name for B2?
Riboflavin
Name 4 sources of B2
Yeast extract, milk, avo and beans
What is the function of B2?
NB constituent of enzymes involved in electron transport chain, helps produce adrenaline,promotes normal growth and synthesis of RBC, steroids, glycogen.Maintains integrity of mucous membrane, skin, eyes and nervous system
Name 4 therapeutic uses
Migraines, cataracts, stress, leg cramp
Deficiencies are seen how?
Angular stoma, lethargy, depression, feels cold/pain/geographical tongue/bloodshot eyes/fatigue
What contributes to poor absorption?
Alcohol, coffee, diabetes, OCP, stress
What is the correct name for B3?
Niacin
Name 4 sources of B3
meat, poultry, almonds, legumes
Name 3 functions of B3
Fatty acid biosynthesis, energy liberation from dietary fuels and precursor of enzyme NAD and NADH
Name 3 therapeutic uses of B3
Pellagra, osteoarthritis, schizophrenia
What is the name for B5
Pantothenic acid
Name 4 sources of B5
Chicken, beef, oats and milk
Name 4 functional uses of B5
precursor of CoA, produces adrenal hormones, produces antibodies and neurotransmitters
Name 3 functional uses of B5
Wound healing, stress and depression
Name 4 signs of deficiencies of B5
Fatigue, headaches, depression and nausea
Name 4 contributions to deficiencies
Alcohol, coffee, stress and pregnancy
What is the proper name for B6
Pyridoxine
Name 4 sources of B6
wholegrain cereals, legumes, eggs and chicken
Name 4 functions of B6
Converts tryptophan to niacin, synthesis of GABA, metabolises serotonin and metabolises carb/fat
Name 4 therapeutic uses for B6
PMS, morning sickness, autism and elelvated homocysteine
Name 4 signs of deficiencies of B6
Depression, fatigue, irritability and insomnia
Name 4 factors contributing to loss of B6
Diabetes, coffee, pregnancy and alcohol
What two nutrients are essential for activation of B6?
Zinc and B2
What is the proper name for B9
Folic acid
Name 4 sources of B9
Beans, eggs, yeast and green leafy veg
Name 2 functions of B9
Amino acid metabolism and formation of SAMe
Name 4 therapeutic uses of B9
Prevents neural tube defects, improves cognitive function in elderly, improves response to antidepressant and lowers homocysteine
Name 4 signs of defiencies of B9
Anaemia, poor sleep, poor memory and irritability
Name 4 contributing factors to deficiency
alcohol, antibiotic, coeliac and pregnancy
What is the name of B12?
Cobalamin
Name 4 sources of B12
Cheese, poultry, milk and eggs
Name 4 functions of B12
Cofactor to CoA and methionine, NB for methylation, metabolism of folate and fatty acid synthesis
Name 2 functional uses for B12
perninious anaemia and increased homocysteine
Name 4 signs of deficiencies
Confusion, memory loss, depression and fatigue
Name 4 contributions to deficiencies
Alcohol, diabetes, pregnancy and Crohns
What is important for B12 absorption
Intrinsic factor
