| Not only was Harvey not the discoverer of the circulatory system, he was not the first in Europe. |
| Australian scientists have used a 3D bioprinter to create artificial vascular networks that imitate the body's circulatory system. |
| After mating, the female viviparously produce microfilariae which move throughout the circulatory system and are taken up by the mosquito host. |
| Lymph vessels recycle the interstitial fluid and return it to the bloodstream in the circulatory system. |
| Caffeine has a stimulating effect on the brain and nerves, the heart and circulatory system, the stomach and intestines. |
| Ancient Egyptians were reputed to have a knowledge of the blood circulatory system that would rival a doctor of today. |
