Nutrients Flashcards
What are the 4 systems in our body that deal with nutrition.
- digestive system
- respiratory system
- cardiovascular system
- urinary system
What are the two main fonctions of food ?
To give us energy and to help or health and help us grow
What is a nutrient?
Substance found in food that is used by the body to meet important needs
What are the 6 nutriets
- protein
- carbs
- fat
- vitamins
- minerals
- water
Which are the macronutrients
Protein
Carbs
Fats
Which are micronutrients
Vitamins
Minerals
Water
Explain protein
- essential to building muscle mass
- found in animals products
- made out of amino acids
Explain carbohydrates
- made of a single sugar molecule
- bodies preferred source of energy
- they give the body immediate energy
Explain fats
- called fatty acids or lipids
- most fats are made from our bodies but the ones we have the eat are called “essential fats”
What are the three types of fats?
Trans fat
Saturated fats
Unsaturated fats
Why is fat important
Fat gives u energy
Helps you feel satisfied longer after a meal
Keeps our skin healthy
Explain vitamins
Organic compounds that are needed in small quantities to sub stain life.
What are vitamins important for.
Normal metabolism
Explain minerals
Helps our bodies grow, develops and stay healthy
Which nutrients provide energy
Fats
Carbs protein
What is the unit used to express energy
Joule (J)
How many joules are in one calorie
4000 joules
What are the major sources of energy
Carbs, fats
What is sometimes a source of energy
Protein
What is not a source of energy
Minerals
Vitamins
Water
What is metabolism
The amount of energy or calorie our body burns.
What is the daily calorie intake
2000
What does the food label show
Serving size
Amount of energy (calories)
Nutrient content
Percent if recommended daily intake
What is saturated fat
Found in food from animals
Fatty cut of meat, with skin, lard
Found in dairy
What is trans fat
When hydrogen is added to vegetable oil
Changes liquids to hard fat
How many calories are there in one gram of carbs
4 calories
How many calories are there in one gram of protein
4 calories
How many calories are there in one gram of fat
9 calories
What are the four food groups
Meat and alternatives
Milk and alternative
Vegetable and fruits
Breads and cereals
