Vitamin Nutrition Flashcards
Vitamin A function
helps form and maintain healthy teeth, skeletal and soft tissue, mucus membranes, and skin
promotes good eyesight
Vitamin A sources
Cod liver oil. Eggs. Fortified breakfast cereals. Fortified skim milk. Orange and yellow vegetables and fruits.
Vitamin A effects of deficiency
Dry Skin
Night Blindness
Delayed Growth
Vitamin A excess
Toxic to the body
Damage the development of an unborn baby
Vitamin D function
absorption of calcium, helping to form and maintain strong bones.
Vitamin D sources
Sunlight
Fatty fish, like tuna, mackerel, and salmon.
Vitamin D effects of deficiency
bone pain and muscle weakness
Vitamin D excess
buildup of calcium in your blood (hypercalcemia), which can cause nausea and vomiting, weakness, and frequent urination.
Vitamin E function
Antioxidant
Vitamin E sources
Vegetable oils
Nuts
Seeds
Green leafy vegetables
Vitamin E effects of deficiency
disorientation and vision problems.
Vitamin E excess
Excess is rare
Vitamin K function
Enables blood to clot when the body is injured
Vitamin K sources
Plant and animal foods
Green leafy veg
Vitamin K effects of deficiency
Very rare
Vitamin K excess
Very rare
Vitamin C function
growth and repair of tissues in all parts of your body. It is used to: Form an important protein used to make skin, tendons, ligaments, and blood vessels
Vitamin C sources
Citrus fruits
Vitamin C effects of deficiency
fatigue, red gums, easy bruising and bleeding, joint pain and rough, bumpy skin
Vitamin C excess
fatigue, red gums, easy bruising and bleeding, joint pain and rough, bumpy skin
Vitamin B1 function
Enables energy to be released from carbohydrate in the body cells during respiration
Vitamin B1 sources
Meat Milk Cheese Eggs Fruit and veg
Vitamin B1 effects of deficiency
Condition called beri-beri
Vitamin B1 excess
Loss of weight and appetite
Vitamin B2 function
Enables energy to be released from carbohydrate in the body cells during respiration
Vitamin B2 sources
Milk products
Vitamin B2 effects of deficiency
Rare but may lead to sores in corners of mouth
Vitamin B2 excess
Rare
Vitamin B3 function
Enables energy to be released from food in body cells for respiration
Vitamin B3 sources
Beef
Pork
Wheat flour
Eggs
Vitamin B3 effects of deficiency
Pellagra
Vitamin B3 excess
Liver problems
Vitamin B9 function
Works with B12 to make healthy blood cells
Vitamin B9 sources
Folate
Green leafy veg
Vitamin B9 effects of deficiency
Megaloblastic anaemia
Vitamin B9 excess
Unborn babies could have defects in spinal cords
Vitamin B12 function
Works with B9 to make healthy red blood cells
Vitamin B12 sources
Cobalamin
Vitamin B12 effects of deficiency
Pernicious anaemia
Vitamin B12 excess
Skin redness and outbreaks
What is the function of protein?
Growth and repair
What are the deficiency effects of protein?
Weak bones and fractures
Decrease in muscle mass
What are the excess effects of protein?
Weight gain
Kidney damage
Name sources of protein
Egg
Chicken
Fish
What is the function of fat?
Insulated body
Provides lots of energy
What are the deficiency effects of fat?
Increase in cholesterol
Higher risk of heart disease
What are the two types of fat?
Saturated and unsaturated
What is the difference between saturated and unsaturated fat?
Saturated fats are found in more animal sources and unsaturated fats are mostly found in oils from plants and fish
Name sources of saturated fat
Cheese
Cake
Butter
Name sources of unsaturated fat
Avocado
Olive oil
Nuts
What are the three types of carbohydrates?
Monosaccharides
Disaccharides
Polysaccharides
What is the function of monosaccharides?
To produce and store energy
Name sources of monosaccharides
Glucose
Fructose
Galactose
What is the function of disaccharides?
Provides body with quick source of energy
Name sources of disaccharides
Sucrose
Lactose
Maltose
What is the function of polysaccharides?
Source of energy from plants
Store energy in organisms
Name the 4 polysaccharides
Glycogen
Starch
Cellulose
Chitin
What function does each polysaccharides do?
Starch ─ an energy source obtained from plants
Cellulose ─ a structural polysaccharide in plants; when consumed, it acts as a dietary fibre
Glycogen ─ a storage form of glucose in the human liver and muscles.
What are the excess effects of carbohydrates?
Carbohydrates are stored as fat if consumed in excess leading to obesity
What are the deficiency effects of carbohydrates?
Weight loss
weak body and bones
Name fat soluble vitamins
Vitamins A, D, E, and K
Name water soluble vitamins
Vitamin B and C