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Cardiovascular
FMS 7th grade circulatory system.
Term | Definition |
---|---|
Atrium | The upper two chambers of the heart that receive blood entering the heart. |
Ventricle | The lower two chambers of the heart lined with a thick wall of cardiac muscle to pump blood out of the heart. |
Artery | A blood vessel that carries blood away from the heart (usually oxygen rich). |
Vein | A blood vessel that carries blood back to the heart (usually oxygen poor). |
Capillary | Tiny blood vessels that allow the exchange of nutrients and waste between blood and body cells. |
Blood Pressure | The force of blood against the walls of blood vessels. |
Plasma | The clear yellowish liquid part of blood that is made mostly of water. |
Heart Attack | An event that causes the heart muscle to stop working because of low blood supply to cardiac muscle. |
Cellular Respiration | The process by which cells release energy stored in glucose. |
Red Blood Cell | Cells in the blood that contain hemoglobin to hold oxygen and transport to body cells. |
White Blood Cell | Large cells in blood and the lymphatic system that help fight diseases. |
Platelet | These cells clump together and produce fibrin to stop the flow of blood when you are cut. |