...obturator muscles are attached to the two surfaces of this membrane. The SACRO-COCCYGEAL SYMPHTSIS, is the articulation between the apex of the sacrum...and the base of the coccyx ; this union is effected by a cartilaginous substance, similar to that which exists between the vertebrae, and is strengthened...

...likewise be mentioned ; it is inserted by its internal serai-circumference to the posterior face <>f the ascending ischiatic ramus, and by its external...the apex of the sacrum and the base of the coccyx; it is similar to the joints between the bodies of the vertebrae. The union is effected by two ligaments,...

...thin and membranous. 3. THE SACROCOCCYGEAL SYMPHYSIS This articulation is an amphiarthrodial joint, between the apex of the sacrum and the base of the coccyx. It is homologous with the joints between t he bodies of the vertebrae, and is connected by the following...

...lumbosacral junction. The sacrococcygeal junction The sacrococcygeal junction represents the joint between the apex of the sacrum and the base of the coccyx, which is a secondary cartilaginous joint, or symphysis, but has elliptical articular surfaces permitting...

...front of the ventral sacroiliac ligament. Sacrococcygeal joint The sacrococcygeal joint is a symphysis between the apex of the sacrum and the base of the coccyx, with an intervening disc of fibrocartilage. A short ventral sacrococcygeal ligament unites the bones...

...sacrococcygeal joint is usually a fused line (symphysis) united by a fibrocartilaginous disc. It is found between the apex of the sacrum and the base of the coccyx. Occasionally, the joint is freely movable and synovia!. With advanced age, the joint may fuse and be...