Search results
Results from the WOW.Com Content Network
The pulmonary circulation is a division of the circulatory system in all vertebrates. The circuit begins with deoxygenated blood returned from the body to the right atrium of the heart where it is pumped out from the right ventricle to the lungs.
Cardiovascular physiology is the study of the cardiovascular system, specifically addressing the physiology of the heart ("cardio") and blood vessels ("vascular").. These subjects are sometimes addressed separately, under the names cardiac physiology and circulatory physiology.
Cardiac physiology or heart function is the study of healthy, unimpaired function of the heart: involving blood flow; myocardium structure; the electrical conduction system of the heart; the cardiac cycle and cardiac output and how these interact and depend on one another.
A pulmonary artery is an artery in the pulmonary circulation that carries deoxygenated blood from the right side of the heart to the lungs. The largest pulmonary artery is the main pulmonary artery or pulmonary trunk from the heart , and the smallest ones are the arterioles , which lead to the capillaries that surround the pulmonary alveoli .
Ventilation refers to the in-and-out movement of air of the lungs and perfusion is the circulation of blood in the pulmonary capillaries. [1] In mammals, physiological respiration involves respiratory cycles of inhaled and exhaled breaths .
"The U.S. military will also continue to stand apart from the political arena; to stand guard over our republic with principle and professionalism; and to stand together with the valued allies and ...
As part of the pulmonary circulation they carry oxygenated blood back to the heart, as opposed to the veins of the systemic circulation which carry deoxygenated blood. [ citation needed ] By definition, a vein is a blood vessel that carries blood to the heart, whether oxygenated or deoxygenated.
Getty By Hope Restle We all have to start at square one -- but taking that first step toward a career is harder for some than others. In fact, choosing the right path can be daunting for young new ...