conus medullaris
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Related to conus medullaris: cauda equina
conus
[ko´nus] (pl. co´ni) (L.)cone.
1. a cone-shaped structure.
2. posterior staphyloma of the myopic eye.
conus arterio´sus the anterosuperior portion of the right ventricle of the heart, at the entrance to the pulmonary trunk. Called also infundibulum.
conus medulla´ris the cone-shaped lower end of the spinal cord, at the level of the upper lumbar vertebrae.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
co·nus me·dul·la·'ris
[TA]the tapering lower extremity of the spinal cord.
Synonym(s): medullary cone [TA]
Farlex Partner Medical Dictionary © Farlex 2012
conus medullaris
Anatomy The inferior, tapering portion of the spinal cord. See Spinal cord.McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
med·ul·lar·y cone
(med'ŭ-lar'ē kōn) [TA]The tapering lower extremity of the spinal cord.
Synonym(s): conus medullaris [TA] .
Synonym(s): conus medullaris [TA] .
Medical Dictionary for the Health Professions and Nursing © Farlex 2012