circulation of the blood


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The circulation of the blood.

circulation of the blood

the flow of blood from the left side of the heart through the systemic circulation via the branching arterial system to the capillary beds in all tissues except the lungs, and returning in the veins to the right side of the heart; thence in the pulmonary circulation, via the pulmonary artery and its branches to the alveolar capillaries in the lungs, and carrying oxygenated blood back to the left side of the heart via the pulmonary veins The pulmonary circulation is characterized by operating at lower pressure than in the systemic circulation. See Figure {figure_number_link}.
References in periodicals archive ?
William Harvey demonstrating to Charles I the circulation of the blood from the heart of a deer--oil on canvas by Robert Hannah, 1848.
Thus Harvey's research into the circulation of the blood and the analogies he saw between human procreation and artistic theory (although that analogy is not as new as Gilman suggests on p.
Not only does it encourage good circulation of the blood, but at the climactic point, feel-good chemicals are pumped into the brain helping us to sleep better and generally enjoy life more.
BYATT believes that narrative is "as much part of human nature as breath and the circulation of the blood.
There are many causes for these, ranging from decreased circulation of the blood in the muscles to arthritis of the joints.
Regular exercise improves circulation of the blood to the brain.
It's something to do with the circulation of the blood.
Benjamin Franklin had just founded the field of electrical physics, John Adams repeatedly referred to the analogy of mechanical balance in machines and William Harvey had just discovered the circulation of the blood, according to Sagan.