How To Use Aortic arch In A Sentence
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Originating at the level of the sixth cervical vertebra, posterior to the cricoid cartilage, the esophagus passes through the thorax slightly to the right and behind the aortic arch and the left main stem bronchus.
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Sometimes interruption of the aortic arch is diagnosed on a fetal ultrasound and/or fetal echocardiogram.
Interruption of the Aortic Arch
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The 11 cases were part of a series of 8000 roentgen examinations, in which the esophagus was opacified as an essential requirement for the conclusive diagnosis of right aortic arch.
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Structures include the thyroid gland, aortic arch and great vessels, proximal portions of the vagus and recurrent laryngeal nerves, esophagus and trachea.
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The decrease in cardiac output that occurs with heart failure is associated with a decrease in blood pressure that activates baroreceptors located in the aortic arch and carotid arteries.
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Three arteries, feeding the head, neck and arms, branch off directly from the aortic arch, in this order: innominate, left carotid, left subclavian.
Interruption of the Aortic Arch
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Secondary to dissection, narrowing of the trunk arteries of the aortic arch was found in 23 of the autopsied cases involving one or more main branches, most frequently the brachiocephalic and carotid arteries.
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The aortic arch is anchored with the neck vessels including the left subclavian artery, and the descending thoracic aorta is fixed to the thorax by the ligamentum arteriosum and by the intercostal arteries.
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The aortic arch was not hypoplastic, and no evidence for coarctation was noted.
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The esophageal musculature is striated in the proximal esophagus (down to the level of the aortic arch) and is separated by a short transition zone from the smooth muscle portion of the esophagus.
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Blood supply to the head and upper limbs originates from the aortic arch through three main arteries: the right brachiocephalic artery, the left common carotid and the left subclavian.
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The variations are usually associated with malformation of the heart and developmental anomalies of the aortic arch.
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The stapedial artery originates as a dorsal branch of the second aortic arch and is a part of the carotid artery system.
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The left common carotid artery branches directly off the transverse aortic arch, and the right common carotid artery branches off the brachiocephalic artery, which originates at the transverse aortic arch.
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Three arteries, feeding the head, neck and arms, branch off directly from the aortic arch, in this order: innominate, left carotid, left subclavian.
Interruption of the Aortic Arch
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The aortic arch is anterior to the trachea, and the descending aorta is on the right side.
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A greater volume of the body can be imaged in a shorter time, allowing evaluation of the vasculature from the aortic arch to the circle of Willis.
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The vagus nerve transmits afferent signals from the aortic arch baroreceptors, regulating arterial pressure.
