STERNOCLAVICULAR ARTICULATIONS. 159 



POSTERIOR. 



Origin and Insertion Fibres pass from posterior 



part of sacrum to coccyx. 



INTERARTICULAR CARTILAGE (sometimes wanting) is a 

 disk of fibro-cartilage. 



4. ARTICULATIONS BETWEEN THE PUBES. 

 LIGAMENTS : 

 ANTERIOR. 



Origin and Insertion Upper border of pubes inter- 

 laced with fibres of external oblique. 

 POSTERIOR. 



Origin and Insertion Passes across from one pubic 



bone to the other. 

 SUPERIOR. 



Origin and Insertion Passes across from one pubic 



bone to the other. 

 INFERIOR. 



Origin and Insertion Arches across from one pubic 



bone to the other, reducing the subpubic angle. 

 INTERARTICULAR CARTILAGES: Two in number; each is 

 firmly applied by its outer surface to the pubic 

 bone. There is a sy no vial membrane between 

 the inner (free) surfaces of the cartilages. 



STERNO-CLAYICULAR ARTICULATIONS. 

 LIGAMENTS : 

 ANTERIOR. 



Origin Anterior surface of manubrium. 

 Insertion Anterior surface of the sternal end of 



clavicle. 

 POSTERIOR. 



Origin Posterior surface of manubrium. 

 Insertion Posterior surface of the sternal end of 

 clavicle. 



