Your circulatory system is made up of three parts: the heart, blood vessels and the blood itself. Your heart keeps all the blood in your circulatory system flowing. The blood travels through a ...

Locate each of the paired and unpaired branches from the dorsal aorta, using Figure 5.4, pages 58 - 60. Keep function and integration of circulatory system in mind as you locate organs.

Veins between two capillary networks are portal systems. Closed circulatory system, but fluid constituents of blood leak out of capillaries and return to the heart by the second component of the ...

George Washington died after his physician treated his sore throat with bloodletting, but don't let that stop you from ...

"I'm here to pay my bills and keep my kids OK, so obviously ... The colour is the product of decaying blood cells trapped outside the circulatory system, where they can't survive.