ramus

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ramus

 [ra´mus] (L.)
ramus commu´nicans (pl. ra´mi communican´tes), a branch connecting two nerves or two arteries.
ramus of mandible a quadrilateral process projecting upwards from the posterior part of either side of the mandible.

ra·mus

, pl.

ra·mi

(rā'mŭs, rā'mī), [TA]
1. Synonym(s): branch
2. One of the primary divisions of a nerve or blood vessel. Arterial and nerve branches are also given under the major nerve or artery.
3. A part of an irregularly shaped bone (less slender than a "process") that forms an angle with the main body (for example, ramus of mandible).
4. One of the primary divisions of a cerebral sulcus.
[L.]

ramus

/ra·mus/ (ra´mus) pl. ra´mi   [L.] a branch, as of a nerve, vein, or artery.
ramus articula´ris  a branch of a mixed (afferent or efferent) peripheral nerve supplying a joint and its associated structures.
ramus autono´micus  any of the branches of the parasympathetic or sympathetic nerves of the autonomic nervous system.
ramus commu´nicans  a branch connecting two nerves or two arteries.
ramus cuta´neus  a branch of a mixed (afferent or efferent) peripheral nerve innervating a region of the skin.

ramus

(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.

ramus

[rā′məs] pl. rami
Etymology: L, branch
a small branchlike structure extending from a larger one or dividing into two or more parts, such as a branch of a nerve or artery or one of the rami of the blood vessel or nerve. ramification, n., ramify, v.

ra·mus

, pl. rami (rā'mŭs, -mī)
1. [TA]
Synonym(s): branch.
2. One of the primary divisions of a nerve or blood vessel.
See also: artery, nerve
3. A part of an irregularly shaped bone (less slender than a "process") that forms an angle with the main body (e.g., ramus of mandible).
4. One of the primary divisions of a cerebral sulcus.
[L.]

ramus

A branch or subdivision arising from the division (bifurcation) of a blood or lymphatic vessel or a nerve.

ramus

a branch.

ramus

primary division of a nerve

ra·mus

, pl. rami (rā'mŭs, -mī)
1. Synonym(s): branch.
2. A primary division of a nerve or blood vessel.
3. A part of an irregularly shaped bone that forms an angle with the main body.
4. A primary division of a cerebral sulcus.
[L.]

ramus (rā´məs),

n 1. a branch of an artery, nerve, or vein. In the
Basle Nomina Anatomica terminology, the term ramus is given to a primary division of a nerve or blood vessel.
n 2. any constant branch of a fissure, or sulcus, of the brain.
ramus, ascending
n the posterior, vertical portion of the mandible, which extends from the corpus to the condyle, and makes a joint at the temple. There are right and left ascending rami.
ramus graft,
ramus, mandibular,
n the upturned, angled bony process of the mandible that extends upward and backward from the horseshoe-shaped body and terminates in two processes: the articular condyloid process and the coronoid process.

ramus

pl. rami [L.] a branch, as of a nerve, vein or artery.

ramus communicans
pl. rami communicantes; a branch connecting two nerves or two arteries.
mandibular ramus
the vertical extension of each half of the mandible that ends at the coronoid process.
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