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5 Health Chapter1
| Term | Definition |
|---|---|
| 3 | number of quarts of blood in a child's body |
| 60,000 | miles of pipeline blood travels through our body |
| antibodies | used to help fight pathogens or germs |
| aorta | largest artery in the body |
| artery | blood vessel which carries blood from the heart |
| atrium | upper chamber of the heart |
| blood pressure | the pressure of your blood against the arteries |
| capillary | smallest of the blood vessels |
| cardiac muscle | another name for the heart |
| circulation | continuous flow of blood within the body |
| circulatory system | system that contains the heart, blood arteries, veins & capillaries |
| digested food | what plasma carries to every part of the body |
| exercise and rest | two things needed to keep the heart healthy |
| heart | cardiac muscle |
| iron | mineral that helps give red blood cells their red color |
| plasma | liquid part of blood |
| platelets | help the blood to clot |
| pulmonary artery | artery that supplies blood to the lungs |
| pulse | the expanding of the arteries after each heartbeat |
| red blood cells | carry oxygen throughout the body |
| scab | blood clot on your skin |
| through the bloodstream | how food is moved from one part of the body to another |
| varicose vein | painful, enlarged veins |
| valve | little doorlike flap |
| vein | blood vessel which carries blood to the heart |
| vena cava | large vein from the upper or lower body which enters the heart |
| ventricle | lower chamber of the heart |
| white blood cells | defend the body against infection and/or disease |