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Etymology: L, mandere, to chew, ramus, branch
a broad quadrilateral part of the mandible projecting upward from the posterior end of the body behind the lower teeth. It has two surfaces, four borders, and two processes.
The vertical portion of the mandible.
See also: ramus
man·dib·u·lar ra·mus(man-dibyū-lăr rāmŭs)
The upturned perpendicular extremity of the mandible on either side; it gives attachment on its lateral surface to the masseter muscle.
pl. rami [L.] a branch, as of a nerve, vein or artery.
pl. rami communicantes; a branch connecting two nerves or two arteries.
the vertical extension of each half of the mandible that ends at the coronoid process.