The diagram shows the human heart and its internal structure. Label the parts marked 1 to 6, and write which type of blood is carried by the blood vessel marked 2? 

The diagram shows the human heart and its internal structure. Label the parts marked 1 to 6, and write the name of the main artery which takes the blood from the heart to different parts of the body. 

The diagram shows the human heart and its internal structure. Label the parts marked 1 to 6, and write which chamber of the heart receives deoxygenated blood from the body?