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Encyclopedia > Systemic circulation

Systemic circulation is the portion of the cardiovascular system which carries oxygenated blood away from the heart, to the body, and returns deoxygenated blood back to the heart. The term is contrasted with pulmonary circulation. Image File history File links Illu_systemic_circuit. ... Image File history File links Illu_systemic_circuit. ... The circulatory system or cardiovascular system is the organ system which circulates blood around the body of most animals. ... General Name, Symbol, Number oxygen, O, 8 Chemical series nonmetals, chalcogens Group, Period, Block 16, 2, p Appearance colorless (gas) very pale blue (liquid) Standard atomic weight 15. ... Human blood smear: a - erythrocytes; b - neutrophil; c - eosinophil; d - lymphocyte. ... With regard to living things, a body is the integral physical material of an individual. ... Pulmonary circulation is the portion of the cardiovascular system which carries oxygen-depleted blood away from the heart, to the lungs, and returns oxygenated blood back to the heart. ...


Oxygenated blood from the lungs leaves the left heart through the aorta, from where it is distributed to the body's organs and tissues, which absorb the oxygen, through a complex network of arteries, arterioles, and capillaries. The deoxygenated blood is then collected by venules, from where it flows first into veins, and then into the inferior and superior venae cavae, which return it to the right heart, completing the systemic cycle. The blood is then re-oxygenated through the pulmonary circulation before returning again to the systemic circulation. The heart and lungs (from an older edition of Grays Anatomy) The lung is an organ belonging to the respiratory system and interfacing to the circulatory system of air-breathing vertebrates. ... Left heart is a term used to refer collectively to the left atrium and left ventricle of the heart. ... The aorta (generally pronounced or ay-orta) is the largest artery in the human body, originating from the left ventricle of the heart and bringing oxygenated blood to all parts of the body in the systemic circulation. ... In biology, an organ (Latin: organum, instrument, tool) is a group of tissues that perform a specific function or group of functions. ... Biological tissue is a collection of interconnected cells that perform a similar function within an organism. ... Section of an artery An artery or arterial is also a class of highway. ... An arteriole is a small diameter blood vessel that extends and branches out from an artery and leads to capillaries. ... The word capillary is used to describe any very narrow tube or channel through which a fluid can pass. ... A venule is a small blood vessel that allows deoxygenated blood to return from the capillary beds to the larger blood vessels called veins. ... In the circulatory system, a vein is a blood vessel that carries blood toward the heart. ... This article may be too technical for most readers to understand. ... Superior vena cava - Wikipedia, the free encyclopedia /**/ @import /skins-1. ... The superior and inferior venae cavae are the veins that return de-oxygenated blood from the body into the heart. ... Right heart is a term used to refer collectively to the right atrium and right ventricle of the heart. ...


See also


  Results from FactBites:
 
Systemic Circulation (244 words)
Systemic circulation supplies nourishment to all of the tissue located throughout your body, with the exception of the heart and lungs because they have their own systems.
Systemic circulation is a major part of the overall circulatory system.
This phase of systemic circulation is known as renal circulation.
Systemic circulation - Wikipedia, the free encyclopedia (151 words)
Systemic circulation is the portion of the cardiovascular system which carries oxygenated blood away from the heart, to the body, and returns oxygen-depleted blood back to the heart.
Oxygenated blood from the [lungs] leaves the left heart through the aorta, from where it is distributed to the body's organs and tissues, which absorb the oxygen, through a complex network of arteries, arterioles, and capillaries.
The blood is then re-oxygenated through the pulmonary circulation before returning again to the systemic circulation.
  More results at FactBites »

 
 

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