Quirks and Quarks19:53Our planet’s circulatory system depends on animals eating, excreting and expiring From the tiniest insects to the largest whales, biologist Joe Roman says animals play an ...

Well, the blood has to be kept moving around all the time because it's the body's delivery system. Every possible part of the body has to be supplied with oxygen and food and water, and the veins and ...

To ascertain the alterations in cerebral oxidative and energy metabolism that occur during hypothermic circulatory arrest, nitrous oxide-anesthetized, paralyzed, and artificially ventilated newborn ...

DURHAM, N.C. – A process of surgically joining the circulatory systems of a young and old mouse slows the aging process at the cellular level and lengthens the lifespan of the older animal by up to 10 ...