ramus

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ra·mus

 (rā′məs)
n. pl. ra·mi (-mī′)
1. A branch, as of a nerve or blood vessel, or a projecting part, as of a rotifer or crustacean.
2. A bony process extending like a branch from a larger bone, especially the ascending part of the lower jaw that makes a joint at the temple.

[Latin rāmus, branch; see wrād- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ramus

(ˈreɪməs)
n, pl -mi (-maɪ)
1. (Zoology) the barb of a bird's feather
2. (Zoology) either of the two parts of the lower jaw of a vertebrate
3. (Biology) any part or organ that branches from another part
[C19: from Latin: branch]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ra•mus

(ˈreɪ məs)

n., pl. -mi (-mī).
a small branch, as of a stem, vein, or bone.
[1795–1805; < Latin rāmus branch, twig, bough]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ramus - the posterior part of the mandible that is more or less verticalramus - the posterior part of the mandible that is more or less vertical
condylion - the craniometric point at the tip of the mandibular condyle
bone, os - rigid connective tissue that makes up the skeleton of vertebrates
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

ra·mus

n. L. rama, bifurcación, división.
English-Spanish Medical Dictionary © Farlex 2012
References in periodicals archive ?
The brachial plexus is a nerve network formed by the ventral ramus of the lower four cervical nerves and first thoracic nerve (C5, C6, C7, C8, and T1).
In our case, the patient had a L1 nerve root compression, the ventral ramus of LI divides into iliohyoogastric and ilioinguinal nerves, both in charge of supplying the innervation of the lower segments of the transversus abdominis and the internal and external oblique muscle.
As a result, on an absolute level, increased room for and less traction on the ventral ramus of C2 within the spinal canal over time necessitated more ballistic movements involving a larger rotational excursion to elicit symptoms as the patient aged.

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