2.  From Greek “protos”  Major component in all animal and plant tissues  Made up of hydrogen, oxygen, carbon and nitrogen

3.  Source: http://minimalpotential.files.wordpress.com/2007/11/3351.png Source: http://minimalpotential.files.wordpress.com/2007/11/3351.png

4.  Amino Acids › Building blocks for proteins › 20 amino acids  11 can be made in the body  9 are essential

5.  Enzymes › Facilitate and accelerate chemical reactions  Antibodies › Fight illness  Hemoglobin › Transport oxygen in the blood  Hormones › Regulate body functions

6.  Growth and maintenance › Help grow and repair body tissues › Add structure to body tissues

7.  Source: http://library.thinkquest.org/11226/image/digest.jpghttp://library.thinkquest.org/11226/image/digest.jpg

8.  10-35% of intake should be protein  Males (18 + y/o): 59-63 grams/day  Females (18 + y/o): 44-50 grams/day  Calculation: › 0.8 gram/kilogram of body weight  Infants needs the most protein

9.  How do you get protein in your diet?  Animal products are the best source › Meat, eggs, milk, legumes, grains, vegetables

10.  Supply all essential amino acids in the correct amount for the body to use. › Animal proteins are complete

11.  Plant proteins are incomplete › Exception: soybean protein  Vegetarians need to eat plant proteins in combination

12.  It is possible to get too much. › Extra calories › Kidney strain › Mineral loss › Heart disease › Cancer

13.  What foods do you eat that contain protein? › Are there some that are better than others?

14.  What is vegetarianism?  Why become a vegetarian? › Scarcity of food › Religious beliefs › Concern for health or the environment › Concerns about animals

15.  Semi-vegetarian  Pesco-vegetarian  Lacto-ovo-vegetarian  Lacto-vegetarian  Ovo-vegetarian  Vegan  Fruitarian

16.  Lower risk of heart disease  Lower risk of cancer  Less likely to be overweight

17.  Not getting enough protein  Osteoporosis  Anemia  Choosing foods to eliminate health risks