Retzius foramen
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Retzius foramen lines (striae stripes) — Ret·zi·us foramen, lines (striae, stripes) (retґze oos) [Magnus Gustav Retzius, Swedish anatomist, 1842–1919] see apertura lateralis ventriculi quarti, and see incremental lines, under line … 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
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
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
foramen of Key and Retzius — apertura lateralis ventriculi quarti … Medical 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
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
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
line — 1. A mark, strip, or streak. In anatomy, a long, narrow mark, strip, or streak distinguished from the adjacent tissues by color, texture, or elevation. SEE ALSO: linea. 2. A unit of … 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
