Between 10 and 20 per cent of the Western adult population has high blood pressure. The sensation of pins and needles is caused by an impairment of blood circulation.

Closed circulatory system, but fluid constituents of blood leak out of capillaries ... where a spiral valve through the middle of the conus separates the flow of blood into two channels. The ...

Discover the connection between foot symptoms and heart health that could save your life. Learn which foot signs deserve ...

When the significance of the human circulatory system was finally established ... Harvey showed that these little doors opened and shut in such a way that blood could only flow one way through the ...

The aorta, a large blood vessel responsible for transporting oxygenated blood from the heart to the rest of the body, plays a crucial role in our circulatory system.While it has long been known ...

The flow of blood is controlled by strong valves ... This short film explains how the heart and circulatory system work, taking a close look at the four chambers, two sides, and the valves ...

Discover how your kidneys and blood pressure are secretly linked, plus 6 vital strategies to protect both systems and prevent ...

- Next week, do blood vessels below the heart. - To help with the lab, there are a number of photos and diagrams on the bench. Start your dissection with the heart. Make a medial incision on the ...