230 ANATOMY OF THE KNEE-JOINT. 



the condyles proper by the oblique grooves, and presenting, 

 particularly in aged and slightly-diseased examples, traces of 

 the three successive stages in the position of the patella, there 

 are on the condyles semilunar tibial facets separated by faint 

 ridr^es, and in contact with the upper surfaces of the semilunar 

 cartilages, and uncovered portions, or femoral facets of the 

 tibia. On the inner condyle of the femur, and bounding the 

 oblique curvature, is the important crescentic facet already 

 described. 



