ABDOMEN AND PELVIS 



551 



JOINTS OF THE PELVIS. 



In studying the following joints determine the general char- 

 acteristics of the bony surfaces entering into their formation. 

 Study the movements which occur between the joint surfaces, 

 the muscles which produce these movements, and the mechanism 

 by which they are restricted. Pay particular attention to the 



FIG. 296. 



__.,Lig. sacrococcygeum 

 anterius 



Articulations and ligaments of the pelvis. Anterior view. The os pubis and the os ischii have been 

 partly cut away. (From Poirier et Charpy, Trait<5 d'Anat. hum., Paris, t. i. p. 700, Fig. 706.) 



synovial membranes and their relations to the joint-cavity. Re- 

 view the bursae which you have found in your previous dissec- 

 tion, and establish their relations to the joints. If the ligaments 

 have dried, their dissection may be rendered easier by soaking 



