facet

facet , facette (fas´et, fa-set´)

1. A small smooth area on a bone or other firm structure. 2. A worn spot on a tooth, produced by chewing or grinding. [Fr. facette]
articular f. a relatively small articular surface of a bone, especially a vertebra.
f. of atlas for dens a circular facet on the posterior (inner) surface of the anterior arch of the atlas which articulates with the dens of the axis.fovea dentis atlantis [NA], pit of atlas for dens;
clavicular f. clavicular notch of sternum
corneal f. a corneal depression following loss of stroma.
costal f.'s articular surface on a vertebra for articulation with a rib.
inferior articular f. of atlas one of two concave surfaces on the lateral masses of the atlas that articulate with corresponding surfaces on the axis.facies articularis inferior atlantis [NA], fovea articularis inferior atlantis, inferior articular pit of atlas;
inferior costal f. demifacet on the lower edge of the body of a vertebra articulating with the head of a rib.fovea costalis inferior [NA], inferior costal pit;
Lenoir's f. the medial articular surface of the patella.
locked f.'s dislocation of articular processes
superior articular f. of atlas one of two concave articular surfaces on the superior aspect of the lateral masses of the atlas that articulate with the occipital condyles.facies articularis superior atlantis [NA], fovea articularis superior atlantis, superior articular pit of atlas;
superior costal f. a demifacet on the upper edge of the body of a vertebra articulating with the head of a rib; a single rib articulates with the inferior costal f. and superior costal f. of the adjacent vertebrae.fovea costalis superior [NA], superior costal pit;
transverse costal f. a facet on the transverse process of a vertebra for articulation with the tubercle of a rib.fovea costalis processus transversi [NA], costal pit of transverse process;

 

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