Nutrients at Work
Helps build, repair, and maintain body tissues.
Proteins
Carbohydrates provide the body's main source of ______.
energy
plant proteins are called ___?
incomplete proteins
Substances that protect body cells and the immune system from damage that can be done by harmful chemicals in the air and in foods are called _______.
Antioxidants
participates in chemical reaction in the body and helps transport materials to and from cells
water
Faulty or inadequate nutrition can lead to ____________.
Malnutrition
the chemical process that makes carbohydrates
photosynthesis
a fat-like substance present in all body cells, is needed for many essential body processes is called ____?
cholesterol
Nuts, seeds, green leafy vegetables, wheat germ, vegetable oils, and other products made from them are all food sources of vitamin ____.
E
Water makes up 55 to ___ percent of a mature body.
75
Through _________ living cells use nutrients in many chemical reactions that provide energy for vital processes and activities.
Metabolism
when two monosaccharides combine chemically, a _____ forms.
disaccharide
Proteins are made from chemical building blocks called _____ ____.
Amino Acids
Dissolves in water and easily passes into the bloodstream during digestion.
Water-Soluble Vitamins
if you have dark colored urine, dry lips and skin, or constipation it is because you are _____ ?
how many calories should a younger child, woman, and most older adults have?
1,600
Teens and adults should get ___ to 65 percent of their daily calories from carbohydrates.
45
Since foods from animal sources have all the essential amino acids they are known as _______ _______.
Complete Proteins
__ helps turn carbohydrates into energy.
thiamin (vitamin B1)
water makes up about __ to 75 percent of a mature body.
55
A _____ is the amount of energy needed to raise the temp. of 1 kilogram of water 1 degree Celsius
Calorie
Because of the more complicated structures, starches are classified as ________ ________
complex carbohydrates
It is recommended that teens get ___ to ___ percent of their calories from proteins.
10-30
How many trace minerals are there?
Beverages with __________ tend to remove water from the body and may keep water from entering body cells.
Caffeine