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Encyclopedia > Subclavian artery

The subclavian artery is a major artery of the upper thorax that mainly supplies blood to the head and arms. It is located below the clavicle, hence the name. There is a left subclavian and a right subclavian. Section of an artery An artery or arterial is also a class of highway. ... Diagram of a tsetse fly, showing the head, thorax and abdomen The thorax is a division of an animals body that lies between the head and the abdomen. ... In anatomy, the clavicle or collar bone is a bone that makes up part of the shoulder girdle. ...

On the left side of the body, the subclavian comes directly off the arch of aorta. On the right side of the body, the subclavian arises from the relatively short brachiocephalic artery (trunk) when it bifurcates into the subclavian and the right common carotid artery. 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. ... The brachiocephalic artery (or trunk) is an artery of the mediastinum that supplies blood to the right arm and the head. ... The carotid artery is a major artery of the head and neck. ...

The usual branches of the subclavian on both sides of the body are the internal thoracic artery, the vertebral artery, the thyrocervical artery (trunk), and the costocervical artery (trunk). The subclavian becomes the axillary artery at the lateral border of the first rib. Right internal thoracic artery and its branches. ... The vertebral arteries are branches of the subclavian arteries. ... Axillary artery and its branches - anterior view of right upper limb and thorax. ... The human rib cage. ...

Embryologically, the left subclavian simply arises from the left 7th intersegmental artery, while the right subclavian arises, proximal to distal: Embryology is the subdivision of developmental biology that studies embryos and their development. ...

1. aortic arch IV
2. right dorsal aorta (between the 4th and the 7th intersegmental arteries)
3. right 7th intersegmental artery

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of the vertebral and subclavian arteries that was unresponsive
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Arteries - LoveToKnow 1911 (4040 words)
The vertebral and internal carotid arteries, which are the arteries of supply for the brain, are distinguished by lying at some depth from the surface in their course to the organ, by having curves or twists in their course, and by the absence of large collateral branches.
The single arteries are the coeliac axis, the superior mesenteric, and the inferior mesenteric, which arise from the front of the aorta; the pairs are the capsular, the two renal, and the two spermatic or ovarian, which arise from its sides.
The arteries which supply the coats of the alimentary tube from the oesophagus to the rectum anastomose freely with each other in the wall of the tube, or in its mesenteric attachment, and the anastomoses are usually by the formation of arches or loops between adjacent branches.
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