conus medullaris

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

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the conical end of the spinal cord, at the level of the lower end of the first lumbar vertebra.

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[TA] medullary cone: the cone-shaped lower end of the spinal cord, at the level of the upper lumbar vertebrae; called also c. terminalis and terminal cone of spinal cord.

Medical dictionary. 2011.

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Look at other dictionaries:

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  • conus medullaris syndrome — a group of symptoms caused by compression of the conus medullaris, with diminished control of bowel and bladder functions, pain in the lower back, anesthesia in the pelvic region, and sometimes weakness in the lower limbs …   Medical dictionary

  • conus medullaris — the conical end of the spinal cord, at the level of the lower end of the first lumbar vertebra …   The new mediacal dictionary

  • 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

  • Conus (disambiguation) — Conus may refer to: Conus, a genus of marine snails Conus (Marietta, Ohio), a prehistoric Moundbuilders mound located at Mound Cemetery in Marietta, Ohio, aka Great Mound or Mound Cemetery Mound (NRHP site #73001549) CONUS, Contiguous United… …   Wikipedia

  • medullaris — see CONUS MEDULLARIS …   Medical dictionary

  • conus — [ kəʊnəs] noun (plural coni nʌɪ) Anatomy 1》 (also conus arteriosus α:ˌtɪərɪ əʊsəs) the upper front part of the right ventricle of the heart. 2》 (also conus medullaris ˌmɛdə lα:rɪs) the conical lower extremity of the spinal cord. Origin C19: from… …   English new terms dictionary

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