1. Life is Cool Lesson #2

2. What are tissues?  A group of similar cells which work together to do a specific job

3. Blood  Flows throughout body in blood vessels  Carries oxygen and nutrients to body cells  Removes waste and carbon dioxide from cells

4. Parts of Blood  Plasma Mostly water Liquid portion of blood  Platelets Help with clotting  Red blood cells Carry oxygen  White blood cells Fight infection

5. Movement of Red Blood Cells  http://www.youtube.com/watch?v=cKX2gAJ X7jo http://www.youtube.com/watch?v=cKX2gAJ X7jo

6. Blood Vessels/Veins  Found in circulatory system throughout the body  Veins carry blood back to the heart  Hollow tubes

7. Bone  Framework for the body Muscles attach here  Protect internal organs Skull protects brain Ribcage protects heart and lungs  Hard tissue that makes up the skeleton  Contains bone marrow

8. Cornea  Located on the front of the eye  Allows light to enter the eye  Clear covering over front of eye  Allows eye to see

9. Skin  Outer covering of our body  Keeps dirt and germs from entering body  Helps control body temperature

10. Tendons  Attach muscles to bone  Stretch so muscles can move bones  Elastic and tube- shaped  Strong connective tissue

11. Blood Donation  Blood Banks  Blood Shortage Often times, the need for blood is greater than what is available  Blood Uses Help people with chronic disease, cancer, injuries, and accidents  Who can donate? In Kentucky, you must be over 16 (with parent’s consent)

12. Blood Donation  http://www.youtube.com/watch?v=WNQ02Iaw-kc http://www.youtube.com/watch?v=WNQ02Iaw-kc  http://www.youtube.com/watch?v=L9qshz2V2mg http://www.youtube.com/watch?v=L9qshz2V2mg

13. References  http://www.google.com/images http://www.google.com/images  Marieb, E. & Hoehn, K. (2007). Human anatomy & physiology, 7 th edition. Pearson Education, San Francisco, CA.