Till-: SKELETON OF THE LOWER EXTREMITY 



135 



Cartilage of the proximal - , 



epiphysis I 



Diaphysis 



Centre of ossification for 

 the epiphysis of the head 

 of the femur 



Diaphysis 



Diaphysis 



Centre of ossification 



Cartilage of the distal 

 epiphysis 



FIG. 327. FROM A BOY STILL-BORN 

 AT FULL TERM. 



Body-length, 21 inches. 



THE CENTRES OF OSSIFICATION OF THE PROXIMAL AND DISTAL EPIPHYSES. 



Centre of ossification for 

 the distal epiphysis 



FIG. 328. FROM A BOY AGED NINE 

 AND A HALF MONTHS. 



Epiphysis of the 

 head of the femur 



Epiphysial cartilage of 

 the small trochanter 



Diaphysis. 



Centre of oasifica- 

 ( tion for the great 

 trochanter 



Calcar femorale- 



Epiphysis of the small' 

 trochanter 



Epiphysis of the head of the femur 



Epiphysis of the great 

 trochanter 



Diaphysis 



. Gluteal ridge 



Tuberositas glutaea 



FIG. 329. FROM A GIRL AGED SEVEN YEARS. FIG. 330. FROM A GIKL AGED FIFTEEN YEARS. 



THE EPIPHYSES OF THE PROXIMAL EXTREMITY. 



Diaphycis 



Epiphysial disc 

 Synchondrosis epiphyseo:;- 



Distal epiphysis 

 Epiphysis distalis 



-Diaphysis 



Epiphysial disc 



~ Synchondrosis epiphyseos 



Distal epiphysis 

 Epiphysis distalis 



FIG. 331. IN FRONTAL SECTION. FIG. 332. IN SAGITTAL SECTION. 



THE EPIPHYSIS OF THE DISTAL EXTREMITY FROM A GIRL AGED FIFTEEN YEARS. 



Development of the Femur. 



