Study these pictures The Heart Inside the Heart Answer these 1. What is the shape of the heart? 2 There are four chambers inside the heart. What are these? 3 What separates the right side from the left side of the heart? 4 What separates the upper chambers from the lower chambers? What are some tubes connected to the heart? The heart is made up of cardiac muscles. What happens when these contract 7. What is the function of the heart?​