circulatory system by: briana cefaloni haha
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Created by:
pascaleevd on December 15, 2010
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22 terms
Terms | Definitions |
|---|---|
 circulatory system | move materials throughout the body |
| parts of the circulatory system | heart,blood,blood vessel |
| heart | pumps blood throughout the body thick walls that help pump of blood |
| valves | prevent overflow of blood |
| atrium | receive blood from veins from the body and give blood to the ventricles |
| ventricles | receive blood from the atria and give blood to the arteries to go to the body |
| aorta | largest artery in the body that moves blood away from the heart which leaves the left ventricle |
| vena cava | largest vein in the body that moves blood to the heart and enters the right atrium |
| pulmonary artery | lungs |
| pulmonary circulation | deoxygenated blood goes to the lungs on the right side |
| systemic circulation | oxygenated blood goes to the body on the left side |
| myocardium | thick layer of muscle in the heart that pumps blood through the circulatory system |
| pacemaker | small group of cardiac muscle cells in the right atrium |
| artery | large blood vessel that carries blood from the heart to the tissues of the body and the walls are thick and elastic |
| capillary | connect arterioles to venules-diffusion |
| veins | carry blood to the heart |
| blood vessels | carry blood through the body |
| blood | liquid that transports materials through the body |
| plasma | help blood move |
| red blood cells | disk shaped cells that have no nucleus and contain hemoglobin which carry blood to the body |
| white blood cells | have a nucleus and fight disease |
| platelets | help in blood clotting |
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