Chpt.2 Sect.1 Food/Energy

11 terms by brwneyegurl198

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this is the bold notes and the key terms

Nutrients

the substances in food that provide the raw materials and energy te body needs to carry out all its essential processes

Calorie

amount of energy needed to raise the temperature of 1 gram of water by 1 degree Celsius

Carbohydrate

the nutrients which are composed of carbon, oxygen, and hydrogen & are a major source of energy
Provide the raw materials to make cell parts

Glucose

a sugar that is the major source of energy for the body's cells
Most foods don't contain large amounts of glucose so body converts other sugar into glucose

Fats

Oxygen containing nutrients that are composed of hydrogen, oxygen, and carbon
Form part of the cell membrane & fatty tissue protects and supports your internal organs and insulates your body

Protein

Nutrients that contain nitrogen as well as carbon, hydrogen, and oxygen

Are needed for tissue growth and repair & play an important role in chemical reaction within

Amino Acid

Proteins made into a small unit which are linked together to form large protein molecules

Vitamin

Acts as helpers molecules in variety of chemical reactions in the body
Are needed in body in small amounts to carry out chemical processes

Mineral

Nutrients that aren't made by living things
Are needed in body in small amounts to carry out chemical processes

Water

the most important nutrient because the body's vital processes-including chemical reactions such as the breakdown of nutrients-take place in water

Why you need food

It provides your body with materials for growing and for repairing tissue
It also provides energy for everything you do

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