386 



HUMAN ANATOMY. 



of the lower articular cartilage onto the front of the tibia, allowing extreme dorsal 

 flexion of the ankle, is often associated with this. The thickness of the tibia is 



Fig. 401. 



Spine 



Ext. fibro-cartilage /[ Post, crucial ligament 



Int. fibro-cartilage 



Ext. condylar surface 



Ext. fibro-cartilage 

 Anterior crucial ligament 



iii_Int. condylar surface 



Int. fibro-cartilage 



Bursal surface 



Attachment of tendon 

 patellae 



Upper end of right tibia from above and before. 



very variable. The very thin, platycnemic, form is most common in savage races, 

 and is therefore associated with the pilastered femur. It is found not rarely among 



Fig. 402. 



Fig. 403. 



Frontal section of upper end of tibia. Frontal section of lower end of tibia. 



whites, but the shape of the accompanying femur is uncertain. The tibial index 



/transverse diameter X 100 V • ..v .• r ^1 , 1 ... 



l antero-posteriordiam i^r) '^ ^"^ ''^^^o of the transvcrse to the autero-postenor diameter. 



