ramus (redirected from ascending ramus)

ramus /ra·mus/ (ra´mus) pl. ra´mi   [L.] a branch, as of a nerve, vein, or artery.

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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.

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ra·mus (rms)

n. pl. ra·mi (-m)

1. Any of the primary divisions of a nerve or blood vessel.

2. A part of an irregularly shaped bone that is thicker than a process and forms an angle with the main body, especially the ascending part of the lower jaw that makes a joint at the temple.

3. Any of the primary divisions of a cerebral sulcus.

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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.

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ramus (rā´ms),

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,

n See graft, ramus.

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.

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ramus

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

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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.