ridge

(rij). A crest or elevated border. basal r., a U-shaped ridge at the base of the posterior surface of the crown of a tooth: called also cingulum. bicipital r’s, the edges of the bicipital groove. buccocervical r., a ridge in the buccal surface of a deciduous molar tooth near the cervix. buccogingival r., a ridge on the buccal surface of a deciduous molar tooth. deltoid r. Same as crest, deltoid. Gental r’s, the projecting borders of the dental groove. epicondylic r’s, the two ridges dividing the anterior and posterior faces of the humerus, starting from the condyles. gastrocnemial r., a ridge on the posterior surface of the femur for the attachment of the gastrocnemius muscles. gluteal r., a ridge on the anterior surface of the femur for the attachment of the gluteus maximus muscle. intero eous r., a ridge along the entire length of the inner surface of the fibula. linguogingival r., a ridge on the lingual surface of the incisor and canine teeth near the gums. marginal r’s, the ridges on the outer margins of the occlusal surfaces of molars or bicuspid teeth. mylohyoid r., mylohyoid line. See line. oblique r., the ridge running obliquely acro the occlusal surface of upper molar teeth. pectoral r., the external bicipital ridge. pronator r., the ridge on the anterior surface of the ulna, which marks the extent of the attachment of the pronator quadratus. pterygoid r., a ridge at the angle of junction of the temporal and infra temporal surface of the great wing of the sphenoid bone. superciliary r., supra-orbital r., the prominence of the frontal bone over the supra-orbital arch. supracondylarr. Same as cepicondylicr. tentorial Τ, a ridge on the upper inner surface of the cranium to which the tentorium is attached. transverse r., a transverse ridge extending acro the occlusal surface of a molar tooth. trapezoid r., an oblique ridge on the superior surface of the clavicle for the attachment of the trapezoid ligament. lar r., a ridge on the occlusal surface of a molar tooth from the point of a cusp to the center of the crown. wolffian r., a prominerce in the embryo which develops into the wolffian body.