| articular surface | Any articular surface. Synonym: facies articularis. (05 Mar 2000) |
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| articular surface of acromion | A small oval facet on the medial border of the acromion for articulation with the lateral end of the clavicle. Synonym: facies articularis acromii. (05 Mar 2000) |
| articular surface of arytenoid cartilage | The oval surface on the undersurface of the muscular process of the arytenoid for articulation with the cricoid cartilage. Synonym: facies articularis cartilaginis arytenoideae. (05 Mar 2000) |
| articular surface of head of fibula | The flat circular surface on the head of the fibula for articulation with the corresponding facet on the lateral condyle of the tibia. Synonym: facies articularis capitis fibulae. (05 Mar 2000) |
| articular surface of head of rib | An articular surface on the head of a rib that articulates with the body of a vertebra. Synonym: facies articularis capitis costae. (05 Mar 2000) |
| articular surface of patella | The posterior surface of the patella, covered with hyaline cartilage and subdivided by a vertical ridge into a larger lateral and a smaller medial surface for articulation with the corresponding condyles of the femur. Synonym: facies articularis patellae. (05 Mar 2000) |
| articular surface of temporal bone | The smooth portion of the mandibular articular fossa and eminence of the temporal bone that articulates with the disk of the temporomandibular joint. Synonym: facies articularis ossis temporalis. (05 Mar 2000) |
| articular surface of tubercle of rib | An oval facet on the inferomedial part of the tubercle of a rib for articulation with a facet on the transverse process of a vertebra. Synonym: facies articularis tuberculi costae. (05 Mar 2000) |
| articular tubercle of temporal bone | Articular eminence of the temporal bone which bounds the mandibular fossa anteriorly; it forms the anterior root of the zygomatic process; it is enclosed by the articular capsule of the temporomandibular joint with the articular fossa; the head of the mandible (and intervening articular disc) move onto the articular tubercle to allow full depression of mandible (opening of mouth). Synonym: tuberculum articulare ossis temporalis, articular eminence of temporal bone, eminentia articularis ossis temporalis, tuber zygomaticum. (05 Mar 2000) |
| articular vascular circle | An anastomosis of vessels encircling a joint. See: articular vascular network. Synonym: circulus articularis vasculosus. (05 Mar 2000) |
| arytenoidal articular surface of cricoid | One of two oval facets on the superiorelateral margin of the cricoid lamina for articulation with the arytenoid cartilages. Synonym: facies articularis arytenoidea cricoideae. (05 Mar 2000) |
| calcaneal articular surface of talus | One of three articular surfaces on the talus for union with the calcaneus: facies articularis calcanea anterior tali, facies articularis calcanea media tali, and facies articularis calcanea posterior tali. Synonym: facies articularis calcanea tali. (05 Mar 2000) |
| radioulnar articular disk | The disk that holds together the distal ends of the radius and ulna; it is attached by its apex to a depression between the styloid process and distal surface of the head of the ulna, and by its base to the ridge separating the ulnar notch from the carpal surface of the radius. Synonym: discus articularis radioulnaris, radioulnar disk, radioulnar articular disk, triangular cartilage, triangular disk of wrist, triquetrous cartilage. (05 Mar 2000) |
| malleolar articular surface of fibula | The surface on the medial aspect of the lateral malleolus that articulates with the talus. Synonym: facies articularis malleoli fibulae. (05 Mar 2000) |
| malleolar articular surface of tibia | The articular facet on the lateral surface of the medial malleolus for articulation with the side of the talus; it is continuous with the inferior articular surface of the tibia. Synonym: facies articularis malleoli tibiae. (05 Mar 2000) |