BLOOD

Watch the video and answer the questions:

1)    What is a blood transfusion?

2)      Write down some characteristics of blood, such as consistency, taste…

3)      How much of your body weight does blood account for?

4)      What type of tissue is blood? Why do we classify it in that tissue type?

5)      List down the functions of blood that are mentioned in the video.

6)      What makes blood such a valuable resource?

7)      What are the types of cells our blood contains? What are their functions?

8)      What is blood plasma? What are some of its components?

9)      Name the stages of blood clotting (hemostasis).

10)   What’s hemophilia?

11)   What are the two systems to classify blood types? Explain them. How many blood types are there in total?

12)   Why are people with type-AB blood considered as universal recipients? Why are those with type-O blood considered as universal donors?