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| The heart's main artery, which carries nutrient-rich blood away from the heart to the body's cells. |
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| Blood vessels that carry blood to the body. |
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Tiny, microscopic vessels connecting arteries to veins.
Responsible for transporting oxygen and nutrients to the cells |
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| Heart's own system of blood vessels |
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| The yellowish, liquid part of blood containing the blood cells |
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| Tiny cell fragments in blood that aid in clotting |
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| The difference between the diastolic and systolic pressures in the heart. |
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| 60-80% of your max heart rate |
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| Carry blood back to the heart |
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| The component of blood containing iron to which oxygen attaches when blood passes through the lungs. |
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| The most numerous of blood cell types and are specialized to carry oxygen that is attached to hemoglobin. |
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| One of the two largest veins that carry blood into the heart; located near the top of the heart. |
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| One of the two largest veins that carry blood into the heart; located below the superior vena cava. |
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| The upper chambers of the heart. |
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| One of the four chambers of the heart, and meets at the bottom of the heart. Part of the left side which carries oxygenated blood to all of the body. |
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| One of the four chambers of the herat, and meets at the bottom of the heart. Deoxygenated blood pumps into this chamber to get oxygen. |
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| The wall separating the left and right sides of the heart |
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| The artery that connects the heart to the lungs |
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| the highest pressure in the heart caused by the contraction of the ventricles |
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| the lowest pressure in the heart caused by the relaxation of the ventricles |
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| Cardiac Conduction System |
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Definition
| the heart's electrical system |
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-Rhythmic Beating of the heart felt in different points of the body.
-Athletes have lower pulse and blood pressures because they have stronger and more efficient hearts. |
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Definition
| There are varying kinds of white blood cells, but all recognize and destroy invading organisms |
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