Question

pl. answer me fast now​

Answer 1

Answer:

srry but this is part of a story mentioned in your textbook so pls check it in that

Answer 2

Answer:

The heart is an organ that pumps blood throughout the body. Human circulatory system is responsible for the transport of materials inside the human body. The organs of the circulatory system are heart, arteries, veins and capillaries. It comprises four chambers:Literature question so we can't help because I haven't read the story.

Atria (upper chambers)

Ventricles (lower chambers)