3. What is Heart valves?
Reviewed by: Kenneth M. Wener, M.D., Department of Infectious Diseases, Lahey Clinic, Burlington, MA. Review provided by VeriMed Healthcare Network.
MedHelp Q&A

4. Heart Valve Diseases: MedlinePlus
Your heart has four valves. Normally, these valves open to let blood flow through or out of your heart, and then shut to keep it from flowing backward. But sometimes they don't work properly. What can happen?
MedlinePlus (Offsite)

5. Heart valve problems: Should I choose a mechanical valve or tissue valve to replace my heart valve?
There are two main differences between mechanical and tissue valves. One is how long they last. The other is the risk of blood clots. A mechanical valve will last 20 to 30 years. A tissue valve will last about 8 to 15 years. But the risk of blood ...
Healthline.com (OMS Preferred Provider)

6. Your heart valves
The mitral valve and tricuspid valve lie between the atria (upper heart chambers) and the ventricles (lower heart chambers). The aortic valve and pulmonic valve lie between the ventricles and the major blood vessels leaving the heart.
my.clevelandclinic.org

7. Heart Valves
Percutaneous Aortic Valve Implantation –the SAPIEN™ Transcatheter Heart Valve (THV)- in Aortic Stenosis - Partner Trial
www.cedars-sinai.edu

8. Heart Valves
The heart has four chambers. The upper two are the right and left atria. The lower two are the right and left ventricles. Blood is pumped through the chambers, aided by four heart valves. The valves open and close to let the blood...
www.americanheart.org

9. Valves of the Heart
The schematic diagram below illustrates the four valves of the heart and how they are oriented within the heart. The heart valves in reality are not in this simplified orientation, but the diagram serves to show the...
www.cts.usc.edu

10. Heart valves
Reviewed By: Larry A. Weinrauch, MD, Assistant Professor of Medicine, Harvard Medical School, Cardiovascular Disease and Clinical Outcomes Research, Watertown, MA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MH...
www.clarian.org