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Encyclopedia > Pulmonary vein
Vein: Pulmonary vein
Diagram of the alveoli with both cross-section and external view.
Pulmonary vessels, seen in a dorsal view of the heart and lungs.
Latin venæ pulmonales
Gray's subject #165 642
Artery pulmonary artery
MeSH Pulmonary+Veins

The pulmonary veins carry oxygen-rich blood from the lungs to the left atrium of the heart. They are the only veins in the post-fetal human body that carry oxygenated (red) blood. A diagram of the alveoli, both in cross section and externally. ... Image File history File links Gray504. ... Latin is an ancient Indo-European language originally spoken in Latium, the region immediately surrounding Rome. ... The pulmonary arteries carry blood from the heart to the lungs. ... Medical Subject Headings (MeSH) is a huge controlled vocabulary (or metadata system) for the purpose of indexing journal articles and books in the life sciences. ... General Name, Symbol, Number oxygen, O, 8 Chemical series Nonmetals, chalcogens Group, Period, Block 16, 2, p Appearance colorless (gas) very pale blue (liquid) Atomic mass 15. ... Human blood smear: a - erythrocytes; b - neutrophil; c - eosinophil; d - lymphocyte. ... Respiratory system The lungs flank the heart and great vessels in the chest cavity. ... In anatomy, the atrium (plural: atria) is the blood collection chamber of a heart. ... The heart and lungs, from an older edition of Grays Anatomy. ... In the circulatory system, a vein is a blood vessel that carries blood toward the heart. ... Fetus at eight weeks Foetus redirects here. ...


The pulmonary veins return the oxygenated blood from the lungs to the left atrium of the heart. They are four in number, two from each lung, and are destitute of valves. They are 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. ... Anterior (frontal) view of the opened heart. ... The heart and lungs, from an older edition of Grays Anatomy. ... A valve is a mechanical device that regulates the flow of fluids (either gases, fluidised solids, slurries or liquids) by opening, closing, or partially obstructing various passageways. ...

  • right inferior
  • right superior
  • left inferior
  • left superior

They commence in a capillary net-work upon the walls of the air sacs, where they are continuous with the capillary ramifications of the pulmonary artery, and, joining together, form one vessel for each lobule. The word capillary is used to describe any very narrow tube or channel through which a fluid can pass. ... Air sac is an anatomical term with several meanings: Pulmonary alveolus, informally known as an air sac, one of innumerable spherical outcroppings of the respiratory bronchioles in the mammalian lung, the primary sites of gas exchange with the blood an anatomical structure continuous with the trachea found in some insects... The pulmonary arteries carry blood from the heart to the lungs. ... The term lobe generally refers to a projecting part of an object, but it can have more specific meanings. ...


These vessels uniting successively, form a single trunk for each lobe, three for the right, and two for the left lung.


The vein from the middle lobe of the right lung generally unites with that from the upper lobe, so that ultimately two trunks from each lung are formed; they perforate the fibrous layer of the pericardium and open separately into the upper and back part of the left atrium. The pericardium is a double-walled sac that contains the heart and the roots of the great vessels. ... Anterior (frontal) view of the opened heart. ...


Occasionally the three veins on the right side remain separate.


Not infrequently the two left pulmonary veins end by a common opening.


At the root of the lung, the superior pulmonary vein lies in front of and a little below the pulmonary artery; the inferior is situated at the lowest part of the hilus of the lung and on a plane posterior to the upper vein. Behind the pulmonary artery is the bronchus. A hilum (formerly called a hilus) is a depression or pit at the part of an organ where structures such as blood vessels and nerves enter. ... A bronchus (plural bronchi, adjective bronchial) is a caliber of airway in the respiratory tract that conducts air into the lungs. ...


Within the pericardium, their anterior surfaces are invested by the serous layer of this membrane. The pericardium is a double-walled sac that contains the heart and the roots of the great vessels. ...


The right pulmonary veins pass behind the right atrium and superior vena cava; the left in front of the descending thoracic aorta. This page is about the muscular organ, the Heart. ... Superior vena cava - Wikipedia, the free encyclopedia /**/ @import /skins-1. ... The largest artery in the human body, the aorta originates from the left ventricle of the heart and brings oxygenated blood to all parts of the body in the systemic circulation. ...


Additional images

External links

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant. The State University of New York Health Science Center at Brooklyn, better known as SUNY Downstate Medical Center, is an academic medical center and is the only one of its kind in the Borough of Brooklyn in New York City. ... The public domain comprises the body of all creative works and other knowledge—writing, artwork, music, science, inventions, and others—in which no person or organization has any proprietary interest. ... An illustration from the 1918 edition Henry Grays Anatomy of the Human Body, commonly known as Grays Anatomy after Henry Gray, is an anatomy textbook widely regarded as a classic work on human anatomy. ...


  Results from FactBites:
 
Pulmonary vein - Wikipedia, the free encyclopedia (495 words)
The pulmonary veins return the arterialized blood from the lungs to the left atrium of the heart.
The vein from the middle lobe of the right lung generally unites with that from the upper lobe, so that ultimately two trunks from each lung are formed; they perforate the fibrous layer of the pericardium and open separately into the upper and back part of the left atrium.
At the root of the lung, the superior pulmonary vein lies in front of and a little below the pulmonary artery; the inferior is situated at the lowest part of the hilus of the lung and on a plane posterior to the upper vein.
Pulmonary artery - Wikipedia, the free encyclopedia (380 words)
The pulmonary arteries carry blood from the heart to the lungs.
Pulmonary hypertension occurs alone and as a consequence of a number of lung diseases.
pulmonary - aorta - ascending aorta - aortic arch - brachiocephalic - carotid - common carotid
  More results at FactBites »

 
 

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