carotid
51carotid compression tonography — a test for occlusion of the carotid artery by measuring the intraocular pressure and pulse before, while, and after the proximal portion of the carotid artery is compressed by the fingers …
52carotid body tumor — a chemodectoma of the carotid body; a benign, encapsulated, firm round mass at the bifurcation of the common carotid artery, with nests of large polyhedral cells in alveolar or organoid arrangement; usually asymptomatic, but sometimes causing… …
53carotid artery — [[t]kərɒ̱tɪd ɑ͟ː(r)təri[/t]] carotid arteries N COUNT A carotid artery is one of the two arteries in the neck that supply the head with blood. [MEDICAL] …
54carotid body — a small mass of tissue in the carotid sinus containing chemoreceptors that monitor levels of oxygen, carbon dioxide, and hydrogen ions in the blood. If the oxygen level falls, the chemoreceptors send impulses to the cardiac and respiratory… …
55carotid plexus — noun a plexus of nerves surrounding the internal carotid artery • Syn: ↑plexus caroticus • Hypernyms: ↑nerve plexus * * * noun : a network of nerves of the sympathetic system surrounding the internal carotid artery …
56carotid body — noun Date: 1925 a small body of vascular tissue that adjoins the carotid sinus, functions as a chemoreceptor sensitive to change in the oxygen content of blood, and mediates reflex changes in respiratory activity …
57carotid sinus — noun Date: circa 1923 a small but richly innervated arterial enlargement that is located near the point in the neck where either carotid artery divides to form its main branches and that functions in the regulation of heart rate and blood… …
58carotid stenosis — see carotid artery stenosis …
59carotid-subclavian bypass — insertion of a vascular prosthesis from the subclavian artery to the common carotid artery as a passage around occluded or stenotic segments of either artery …
60carotid endarterectomy — endarterectomy of the carotid artery, done for the prevention of stroke …
