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Health
Chapter 5: Nutrition Class Notes
Question | Answer |
---|---|
Nutrients found in food can be classified into which six groups? | carbohydrates, proteins, fat, vitamins, minerals, and water |
Water is __________. | essential to all living things |
Carbohydrates ___________. | are the starches and sugars present in foods |
Starches and sugars present in food provide __________ to the body. | energy |
How many calories does carbohydrates have per gram? | 4 |
Carbohydrates are made of __________ different elements. | three |
What elements are carbohydrates made out of? | carbon, hydrogen, and oxygen |
The two types of carbohydrates are __________. | simple and complex |
Simple carbohydrates include __________. | sugar |
What is the body's main source of energy? | glucose |
Sucrose: | sweetner (table sugar) |
Fructose: | sugar found in fruits |
Lactose: | sugar found in dairy products |
Complex carbohydrates include: | starches |
Starches are found in __________. | root vegetables, legumes, and potatoes |
Body breaks down the complex carbohydrates __________. | before they can be used for energy |
The body can use energy from the breakdown of __________. | complex carbohydrates |
Glucose not used right away is stored in the _________. | liver and muscles as glycogen |
When more energy is needed, glycogen is converted back to glucose. Glucose is ready to use form. Glycogen is converted back to __________. | sugar |
If you consume too many carbohydrates, your body stores it as __________. | fat |
Complete proteins contain all _________. | 9 essential amino acids |
Complete proteins are __________. | found in animal products |
Complete proteins are __________. | also found in soybean products |
Incomplete proteins lack ____________. | one or more essential amino acids |
Incomplete proteins are __________. | found in beans, peas, nuts, and whole grains |
You can complete the protein by combining __________. | foods (doesn't have to be in the same meal) |
What is the role of proteins? | they help the body build new cells and tissues from the amino acids |
Proteins replace ___________ by making new ones from protein. | damaged or worn out cells |
The body uses proteins to make __________. | enzymes, hormones, and antibodies |
Enzymes: | control the rate of chemical reactions in your cells |
Hormones: | regulate the activities of different cells |
__________ help identify and destroy disease-causing organisms. | Antibodies |
Fibers: | an indigestible complex carbohydrate |
Fiber is found in __________. | found in veggies, fruit, and whole grain |
Fibers are found in the tough, stringy parts of __________. | veggies, fruit, and whole grains |
Fibers help to __________. | move waste through the digestive system |
Fibers help to prevent __________. | intestinal problems such as constipation |
You should eat _________ of fiber. | 20 to 35 grams a day |
Proteins help to build and maintain __________. | body cells tissues |
Proteins are made of _________. | 20 different amino acids |
Your body makes ___________ that make up proteins. | 11 amino acids |
The __________ that your body can't make are called ___________. | 9, essential amino acids |
You must get the 9 essential amino acids from the __________. | food you eat |
Protein provides the body with __________. | energy |
Protein is ___________. | not the primary source of energy. |
how many calories per gram is protein? | 4 |
Proteins in food are classified into 2 groups: | complete and incomplete proteins |
Complete proteins: | contain all 9 essential amino acids |
Complete proteins are found in __________. | animal products and soybean products |
Incomplete Proteins: | lack one or more essential amino acids (beans, nuts, whole grains) |