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Cardiovascular 2
More terms
| Term | Definition |
|---|---|
| pericardium | double walled sac that protects and anchors the heart |
| atrium | top chambers |
| ventricle | bottom chambers |
| sinoatrial node | controls rhythm |
| heart murmur | any abnormal heart rhythm |
| venae cava | vein |
| aorta | artery |
| CO2 | waste of circulatory system |
| heart attack | blockage of arteries in heart |
| closed circulatory system | blood in vessels |
| 5 liters | amount of blood in most adults |
| plasma | fluid part of the blood |
| RBC | carries O2 |
| WBC | fight pathogens |
| platelets | help clot |
| blood pressure | measure force exerted inside walls of arteries |
| A,B, AB, O | 4 blood types |
| antigens | chemical that determines blood type |
| O | universal donor |
| AB | universal receiver |