HOMEWORK!- DUE MONDAY, HOMEWORK!- DUE MONDAY, AT THE LATEST!!! AT THE LATEST!!! BRING IN MAGAZINES BRING IN MAGAZINES BRING IN FOOD ADS FROM BRING IN FOOD ADS FROM NEWSPAPER (SUNDAYS ARE THE NEWSPAPER (SUNDAYS ARE THE BEST!) BEST!) GO TO THE GROCERY STORE AND GO TO THE GROCERY STORE AND PICK UP A FEW! PICK UP A FEW!
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HOMEWORK!- DUE MONDAY, AT THE LATEST!!! n BRING IN MAGAZINES n BRING IN FOOD ADS FROM NEWSPAPER (SUNDAYS ARE THE BEST!) n GO TO THE GROCERY STORE AND.
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HOMEWORK!- DUE HOMEWORK!- DUE MONDAY, AT THE MONDAY, AT THE
LATEST!!!LATEST!!!
BRING IN MAGAZINESBRING IN MAGAZINES BRING IN FOOD ADS FROM BRING IN FOOD ADS FROM
NEWSPAPER (SUNDAYS ARE THE NEWSPAPER (SUNDAYS ARE THE BEST!)BEST!)
GO TO THE GROCERY STORE AND GO TO THE GROCERY STORE AND PICK UP A FEW!PICK UP A FEW!
Nutrition For LifeNutrition For Life
Chapter 7Chapter 7
Section 1: Carbohydrates, Section 1: Carbohydrates, Fats and ProteinsFats and Proteins
What is nutrition?What is nutrition?
The science or study of food and The science or study of food and the ways in which the body uses the ways in which the body uses foodfood
What are nutrients?What are nutrients?
Substances in food that provide Substances in food that provide energy or help form body tissues energy or help form body tissues and are necessary for life and and are necessary for life and growthgrowth
How many nutrients are How many nutrients are there?there?
There are 6 classes:There are 6 classes:– carbohydratescarbohydrates– fatsfats– proteinsproteins– vitaminsvitamins– minerals minerals – waterwater
What are carbohydrates?What are carbohydrates?
A class of energy giving nutrients A class of energy giving nutrients that include sugars, starches and that include sugars, starches and fiberfiber
What are fats?What are fats?
A class of energy-giving nutrients A class of energy-giving nutrients that are also the main form of that are also the main form of energy storage in the bodyenergy storage in the body
What are proteins?What are proteins?
A class of nutrients made up of A class of nutrients made up of amino acids, which are needed to amino acids, which are needed to build and repair body structures build and repair body structures and to regulate processes in the and to regulate processes in the bodybody
Why is it important to eat Why is it important to eat these nutrients?these nutrients?
To stay alive, healthy and growingTo stay alive, healthy and growing– you must eat the right amount of you must eat the right amount of
each nutrienteach nutrient– if you eat incorrectly you can if you eat incorrectly you can
loose/gain weight, not grow properly, loose/gain weight, not grow properly, sometimes diesometimes die
What happens if you eat What happens if you eat too much fat, too much fat,
carbohydrates or proteins?carbohydrates or proteins?
They are stored as fatThey are stored as fat– increases risk for heart disease, high increases risk for heart disease, high
blood pressure, and other chronic blood pressure, and other chronic diseases and disordersdiseases and disorders
How you eat now can effect your How you eat now can effect your health in the future!!!health in the future!!!
Food is like what to our Food is like what to our bodies?bodies?
Food is our fuelFood is our fuel– food-> bodyfood-> body– gas-> cargas-> car
all the chemical processes that all the chemical processes that happen in your body to keep you happen in your body to keep you alive and active is called alive and active is called metabolismmetabolism
How do you measure How do you measure food?food?
Calories = energyCalories = energy Calories are NOT FAT!Calories are NOT FAT!
Isn’t used for energyIsn’t used for energy Can’t be digestedCan’t be digested Keeps your intestines healthy, Keeps your intestines healthy,
prevents constipation, and may prevents constipation, and may help prevent colon cancer and heart help prevent colon cancer and heart diseasedisease
Helps trap cholesterol from food Helps trap cholesterol from food you eat (lowers blood cholesterol)you eat (lowers blood cholesterol)
Isn’t fat unhealthy?Isn’t fat unhealthy?
No!No!
Why do we need to eat Why do we need to eat fat?fat?
Body needs it in order to function Body needs it in order to function properly!properly!
Adds texture, flavor and aroma to Adds texture, flavor and aroma to our foodour food
Eating too much can cause: weight Eating too much can cause: weight gain, heart disease and cancergain, heart disease and cancer
What types of fat are What types of fat are there?there?
Saturated fats: solid at room Saturated fats: solid at room temperaturetemperature– example: butterexample: butter
Unsaturated fats: liquid at room Unsaturated fats: liquid at room temperaturetemperature
Cholesterol: made by your body Cholesterol: made by your body (liver) and animal tissues (meat, (liver) and animal tissues (meat, fish, poultry, eggs, dairy products)fish, poultry, eggs, dairy products)
What are proteins?What are proteins?
Made of chains called amino acidsMade of chains called amino acids muscle, skin, hair, nails made muscle, skin, hair, nails made
mostly of proteinmostly of protein
Why do we need proteins?Why do we need proteins?
Needed to form hormones, Needed to form hormones, enzymes, antibodies and other enzymes, antibodies and other important moleculesimportant molecules
if you eat too much it can be if you eat too much it can be stored as fatstored as fat
you need 20 different amino acids you need 20 different amino acids to make up body proteinsto make up body proteins
9 of the amino acids needed to 9 of the amino acids needed to make up body protein cannot be make up body protein cannot be made by our bodies (essential made by our bodies (essential amino acids)amino acids)
How much do I need?How much do I need?
CarbohydratesCarbohydrates– 45-65% of daily calories45-65% of daily calories
FatsFats– 25-35% of daily calories25-35% of daily calories
ProteinsProteins– 10-35% of daily calories10-35% of daily calories
CLASSWORKCLASSWORK
DO PG. 160DO PG. 160– #1-9#1-9
TOGETHER: #10TOGETHER: #10 TOGETHER #11TOGETHER #11