The of The

A few questions about the human heart?

I have a few questions about the human heart:

1. What is the pathway of blood through the heart?
2. Blood returns to the left side of the heart from…?
3. Where are nutrients and wastes exchanged between body cells and blood?
4. What is the liquid part of the blood called?
5. What are cells that help protect the body from disease called?
6. Which chamber receives blood from the body?
7. What is the heart chamber that pumps blood to all parts of the body called?
8. What are the three solid parts of blood?
9. What does the circulatory system remove besides carbon dioxide?
10. What is the name of the large vein that brings blood to the heart from your head and arms?

Thanks in advance!
Haha, no it’s not homework!
We recently started learning about the heart in science class and I wanted to know these things for a future test we’ll be having, just to be ready.
I was told these questions would appear on the test.
Well, thanks for the answers! :]