| ethmoidal crest of palatine bone | A ridge on the medial surface of the perpendicular part of the palatine bone to which the middle nasal concha attaches posteriorly. Synonym: crista ethmoidalis ossis palatini. (05 Mar 2000) |
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| turbinated crest | Bony ridge which articulates with, or provides attachment for, the inferior nasal concha. See: conchal crest of maxilla, conchal crest of palatine bone. Synonym: crista conchalis, turbinated crest. (05 Mar 2000) |
| external lip of iliac crest | The roughened outer margin of the crest that gives attachment to the external oblique and latissimus dorsi muscles above and to the fasciae latae and the tensor fascia lata muscle below. Synonym: labium externum cristae iliacae. (05 Mar 2000) |
| external occipital crest | A ridge extending from the external occipital protuberance to the border of the foramen magnum. Synonym: crista occipitalis externa, linea nuchae mediana. (05 Mar 2000) |
| falciform crest | A horizontal ridge that divides the fundus of the internal acoustic meatus into a superior and an inferior area. In the former are the introitus of the facial canal and openings for the branches of the vestibular nerve to the utricle and to the ampullae of the anterior and lateral saemicircular canals. In the latter are openings for the cochlear nerve, and for branches of the vestibular nerve to the saccule and to the ampulla of the posterior saemicircular canal. Synonym: crista transversa, falciform crest, transverse crest. (05 Mar 2000) |
| urethral crest | Longitudinal mucosal fold in the dorsal wall of the urethra. See: urethral crest of female, urethral crest of male. Synonym: crista urethralis. (05 Mar 2000) |
| urethral crest of female | A conspicuous longitudinal fold of mucosa on the posterior wall of the urethra. Synonym: crista urethralis femininae. (05 Mar 2000) |
| urethral crest of male | A longitudinal fold on the posterior wall of the urethra extending from the uvula of the bladder through the prostatic urethra; prominent in its midportion is the seminal colliculus. Synonym: crista phallica, crista urethralis masculinae. (05 Mar 2000) |
| lateral epicondylar crest | The distal sharp portion of the lateral margin of the humerus. Synonym: crista supracondylaris lateralis, lateral epicondylar crest, lateral epicondylar ridge, lateral supracondylar crest. (05 Mar 2000) |
| lateral supracondylar crest | The distal sharp portion of the lateral margin of the humerus. Synonym: crista supracondylaris lateralis, lateral epicondylar crest, lateral epicondylar ridge, lateral supracondylar crest. (05 Mar 2000) |
| frontal crest | A ridge arising at the termination of the sagittal sulcus on the cerebral surface of the frontal bone and ending at the foramen caecum. Synonym: crista frontalis. (05 Mar 2000) |
| accessory tubercle | A small apophysis at the posterior part of the base of the transverse process of each of the lumbar vertebrae. Synonym: processus accessorius, accessory tubercle. (05 Mar 2000) |
| acoustic tubercle | The slight prominence of the floor of the lateral recess of the fourth ventricle, corresponding to the underlying cochlear and vestibular nuclei. Synonym: acoustic tubercle, trigonum acustici. (05 Mar 2000) |
| adductor tubercle | The prominence above the medial epicondyle of the femur to which the tendon of the adductor magnus attaches. Synonym: tuberculum adductorium. (05 Mar 2000) |
| amygdaloid tubercle | A projection from the roof of the anterior end-portion of the temporal horn of the lateral ventricle, marking the location of the amygdaloid nucleus. (05 Mar 2000) |