medullary cone
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Cone — A type of specialized light sensitive cell (photoreceptor) in the retina of the eye that provide sharp central vision and color vision. By contrast, the rods are the retinal photoreceptors that provide side vision and the ability to see objects… … Medical dictionary
Ventricle — A ventricle is a chamber of an organ. For example, the four connected cavities (hollow spaces) in the central portion of the brain and the lower two chambers of the heart are called ventricles. * * * A normal cavity, as of the brain or heart. SYN … Medical dictionary
conus — 1. [TA] SYN: cone. 2. Posterior staphyloma in myopic choroidopathy. [L. fr. G. konos, cone] c. arteriosus [TA] the left or anterosuperior, smooth walled portion of the cavity of the right ventricle of the … Medical dictionary
conus medullaris — conus med·ul·lar·is .med əl er əs, .mej ə ler n a tapering lower part of the spinal cord at the level of the first lumbar segment * * * the conical end of the spinal cord, at the level of the lower end of the first lumbar vertebra. * * * [TA]… … Medical dictionary
Conus medullaris — Cauda equina and filum terminale seen from behind. The dura mater has been opened and spread out, and the arachnoid mater has been removed. Gray s … Wikipedia
cauda — SYN: tail (1). [L. a tail] c. epididymidis [TA] SYN: tail of epididymis. c. equina [TA] the bundle of spinal nerve roots arising from the lumbosacral enlargement and medullary cone and running through the lumbar … Medical dictionary
enlargement — 1. An increase in size; an anatomic swelling, e., or prominence. 2. An intumescence or swelling. SYN: intumescentia [TA], intumescence (1). cervical e. [TA] a spindle shaped swelling of the spinal … Medical dictionary
filum — A structure of filamentous or threadlike appearance. [L. thread] f. durae matris spinalis SYN: dural part of f. terminale. fila olfactoria [TA] SYN: olfactory nerves [CN I], under nerve. olfactory fila SYN: olfactory nerves [CN I], under nerve.… … Medical dictionary
Спинной мозг — (medulla spinalis) (рис. 254, 258, 260, 275) представляет собой тяж мозговой ткани, располагающийся в позвоночном канале. Его длина у взрослого человека достигает 41 45 см, а ширина 1 1,5 см. Верхний отдел спинного мозга плавно переходит в… … Атлас анатомии человека
conus medullaris — ˌmedyu̇ˈlerə̇s, ˌmejəˈ noun Etymology: New Latin, literally, medullary cone : a tapering lower part of the spinal cord at the level of the first lumbar segment … Useful english dictionary
