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प्रश्न
Differentiate between:
Arteries and Veins.
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उत्तर
| Arteries | Veins |
| These carry blood from the heart to different organs of the body. | These collect blood from different organs of the body. |
| These contain oxygenated blood (Pulmonary artery contains deoxygenated blood) | These contain deoxygenated blood. (Pulmonary vein contains oxygenated blood). |
| Blood flows rapidly with jerks under pressure. |
Blood flows slowly at a constant slow speed. |
| The walls are thick and elastic. | The walls are thin and non-elastic. |
| Valves are absent. | Valves are present. |
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