Carotid iron

Carotid iron (synonym: carotid paraganglia, carotid glomus) - anatomic formation of the value of 5-7 X 2 - 4 mm, with the structure of paraganglia and located in the place of division of the common carotid artery at the level of the upper edge of the thyroid cartilage. Carotid iron rich vascularizatia and richly innervated, come there sympathetic conductors and branch language-pharyngeal nerve (the nerve of Goering). Sensitive end carotid cancer perceive chemical changes in the blood; thus, carotid iron is hemoretseptora, participating in the regulation of blood pressure. From pathological changes possible tumor carotid cancer. Cm. also Paraganglia.