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Science 3/4
| Question | Answer |
|---|---|
| parts of the circulatory system | heart, arteries, veins, capillaries, blood |
| artery | A blood vessel that carries blood away from the heart |
| vein | A blood vessel that carries blood back to the heart |
| capillary | A tiny blood vessel where gasses are exchanged between the blood and the body cells |
| Which blood vessel is usually high in oxygen? | artery |
| Which blood vessel is usually low in oxygen? | vein |
| What vein travels form the lungs to the heart? | pulmonary vein |
| Heart | muscle organ pumps blood throughout the body |
| Why is the circulatory system important? | To transport nutrients and oxygen to the body cells to be used in the process of cellular respiration |
| How does blood flow around the body? | The circulatory system pushes blood throughout the body. Heart(through arteries) -> Lungs(through veins) -> Heart(through arteries) -> Body Parts(through veins)-> Heart |
| Function of the circulatory system | Transport oxygen rich blood to all the cells Transport c=sugar in the form of glucose |
| The main organ of the circulatory system is: | heart |
| capillaries connect ____ and ______ | arteries and veins |