foramen of Key and Retzius

foramen of Key and Retzius
apertura lateralis ventriculi quarti.

Medical dictionary. 2011.

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  • foramina of key and retzius — ˌkāənˈretsēəs Usage: usually capitalized K&R Etymology: after Ernst A. H. Key died 1901 and Gustaf M. Retzius died 1919 Swedish anatomists : passages at the lateral recesses of the fourth ventricle of the brain see foramen of magendie …   Useful english dictionary

  • Key-Retzius sheath foramen — Key Ret·zi·us sheath, foramen (keґ retґze oos) [Ernst Axel Henrik Key, Swedish physician, 1832–1901; Magnus Gustaf Retzius, Swedish histologist, 1842–1919] see sheath of Key and Retzius, under sheath, and see apertura lateralis ventriculi… …   Medical dictionary

  • foramen of magendie — məˌzhänˈdē Usage: usually capitalized M Etymology: after François Magendie died 1855 French physiologist : a passage through the midline of the roof of the fourth ventricle of the brain which together with the foramina of Key and Retzius affords… …   Useful english dictionary

  • Retzius — Magnus G., Swedish anatomist and anthropologist, 1842–1919. See R. striae, under stria, lines of R., under line, foramen of R., calcification lines of R., under line, foramen of Key R., sheath of Key and R.. Anders A., Swedish anatomist and… …   Medical dictionary

  • Key — Charles Alston, English physician, 1793–1849. Ernst A.H., Swedish anatomist and physician, 1832–1901. See foramen of K. Retzius, sheath of K. and Retzius. * * * (ke) 1. an instrument for opening a lock, or a device similar in appearance or… …   Medical dictionary

  • Foramen — A natural opening. Although a foramen is usually through bone, it can be an opening through other types of tissue, as with the foramen ovale. * * * An aperture or perforation through a bone or a membranous structure. SYN: trema (1). [L. an… …   Medical dictionary

  • apertura lateralis ventriculi quarti — [TA] lateral aperture of fourth ventricle: an opening at the end of each lateral recess of the fourth ventricle by which the ventricular cavity communicates with the subarachnoid space; called also foramen of Luschka and foramen of Key and… …   Medical dictionary

  • aperture — 1. An inlet or entrance to a cavity or channel. in anatomy, an open gap or hole. SEE ALSO: fossa, ostium, orifice, pore. 2. The diameter of the objective of a microscope. SYN …   Medical dictionary

  • Vein — A blood vessel that carries blood low in oxygen content from the body back to the heart. The deoxygenated form of hemoglobin (deoxyhemoglobin) in venous blood makes it appear dark. Veins are part of the afferent wing of the circulatory system… …   Medical dictionary

  • ЦЕРЕБРО-СПИНАЛЬНАЯ ЖИДКОСТЬ — (liquor eerebro spinalis) находится в субарахнои дальном пространстве головного и спинного мозга и заполняет собой центральный канал, желудочки головного мозга и их соединения (рис. 1). Впервые спинномозговая жидкость открыта Котуньо (Cotugno,… …   Большая медицинская энциклопедия

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