Download The Heart

THE HEART
LABEL
YOUR
PICTURE
OF THE
HEART
1. Low-oxygen blood enters
the right atrium from the
inferior vena cava and
superior vena cava.
2. Blood passes through the
tricuspid valve to enter the
right ventricle.
3. Blood passes through the
pulmonary valve to enter the
pulmonary artery.
4. Blood travels to the lungs to
pick up oxygen and remove
carbon dioxide.
5. High-oxygen blood enters
the left atrium from the
pulmonary veins.
6. Blood passes through the
mitral valve to enter the left
ventricle.
7. Blood passes through the
aortic valve to enter the
aorta.
8. Blood travels to the body to
provide oxygen and pick up
carbon dioxide.
PAGE 156
Summarize the pathway of blood.
(Don’t just list!)
Explain what patterns you see in
the circulatory system?