1. Jami Allen, Sam Stabler, Christina Walker, & Colten Young

2. Your heart uses its four valves to ensure your blood flows only in one direction. Healthy valves open and close in coordination with the pumping action of your heart’s atria and ventricles.

3. 1. BLOOD COMES THROUGH SUPERIOR/INFERIOR VENA CAVA 2. RIGHT ATRIUM

4. 3. TRICUSPID VALVE4. RIGHT VENTRICLE

5. 5. PULMONARY VEINS 6. PULMONARY ARTERIES

7. 8. PULMONARY VEIN9. LEFT ATRIUM

8. 10. BICUSPID VALVE/MITRAL VALVE 11. LEFT VENTRICLE

9. 12. AORTIC SEMILURAR VALVE 13. AORTA