PROTEIN. What is protein??? Proteins are essential for nearly all body cells. Proteins are essential for nearly all body cells. It is necessary for the.

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Presentation transcript:

PROTEIN

What is protein??? Proteins are essential for nearly all body cells. Proteins are essential for nearly all body cells. It is necessary for the development and repair of bone, muscle, skin, and blood. It is necessary for the development and repair of bone, muscle, skin, and blood. Protein is also known as “body builders”. Protein is also known as “body builders”. Next to water, protein is the most abundant substances in the human body. Next to water, protein is the most abundant substances in the human body.

What is protein??? Protein is also the key element of antibodies that protect us from diseases. Protein is also the key element of antibodies that protect us from diseases. Protein helps the transportation of iron, oxygen, and nutrients to all body cells. Protein helps the transportation of iron, oxygen, and nutrients to all body cells. Also is used as energy to cells when fats and carbohydrates are not available. Also is used as energy to cells when fats and carbohydrates are not available. 4 grams of Protein = 1 calorie 4 grams of Protein = 1 calorie

Protein Structure Protein gets broken down into what we call Amino Acids. Protein gets broken down into what we call Amino Acids. There are 20 total amino acids There are 20 total amino acids Body makes 11 Body makes 11 The other 9 amino acids must come from your diet. The other 9 amino acids must come from your diet. These are called “essential” amino acids. These are called “essential” amino acids.

Protein in Foods Here are protein rich foods. Here are protein rich foods. Ground Beef Ground Beef Pork Chop Pork Chop Chicken Chicken Eggs Eggs Peanut Butter Peanut Butter Beans Beans

Complete vs. Incomplete Protein Complete proteins Complete proteins Higher quality Higher quality Contains all essential amino acids Contains all essential amino acids Allows for tissue growth and repair Allows for tissue growth and repair Food examples Food examples Meat Meat Fish Fish Eggs Eggs Milk Milk Incomplete proteins Incomplete proteins Lower quality protein Lacks one or more essential amino acids Can cause malnutrition if these are the only proteins consumed. Food examples Grains Nuts Beans Seeds

Protein Function in Athletes Protein is primarily used to build, maintain, and repair body tissues. Protein is primarily used to build, maintain, and repair body tissues. Extra protein in the body will be used for immediate energy, if it is not needed immediately the protein becomes stored fat. Extra protein in the body will be used for immediate energy, if it is not needed immediately the protein becomes stored fat. Protein is only used for energy if there is no more fat and carbohydrates to be used. Protein is only used for energy if there is no more fat and carbohydrates to be used.

Complete or Incomplete Protein

Objectives 1. The students will be able to state what protein does for the body. 1. The students will be able to state what protein does for the body. 2. The students will be able to know the difference between the nine essential amino acids and eleven other amino acids. 2. The students will be able to know the difference between the nine essential amino acids and eleven other amino acids. 3. The students will be able to describe the difference between complete and incomplete proteins. 3. The students will be able to describe the difference between complete and incomplete proteins. 4. The students will be able to understand how protein is used for an athlete. 4. The students will be able to understand how protein is used for an athlete. 5. The students will be able to correctly identify weather the piece of food in the picture is an incomplete or complete protein. 5. The students will be able to correctly identify weather the piece of food in the picture is an incomplete or complete protein. 6. The students will show appropriate behavior towards their classmates and teachers throughout the entire class period. 6. The students will show appropriate behavior towards their classmates and teachers throughout the entire class period.