158 



DISSECTION OF THE THIGH. 



fibres are prolonged over the front of the bone into the ligamentum 



patellae below, which forms the continuation of the tendon. Between 



Sub-crureal the suprapatellar tendon and the femur there is a bursa, which 



usually opens into the knee-joint. 

 Lay bare Dissection, Tosee the continuation of the extensor tendon, and its 



knee. e ' insertion into the tibia, the student should divide along the middle 



Obturator externus. 



Quadratus femoris. 

 Ilio 



Pectineus. 



Vastus interims. 

 Adductor brevis. 



Adductor longus. 

 Crureus, 



Vastus internus. 

 Adductor magnus. 



Gastrocnen,,,,, 



Glutens medius. 

 Gluteus maximus. 



Vastus externus. 



Vastus externus. 

 Biceps (femoral head). 



Plantar is. 



FIG. 61. THE FKMUR FROM BEHIND. 



infrapa- 



tubercle of 

 tibia ; 



line of the patella and knee-joint a thin aponeurotic layer, which is 

 derived from the lower fibres of the muscles and covers the joint. 

 On reflecting inwards and outwards the fibrous layer, the tendon 

 will be exposed. 



The infrapatellar tendon, or ligamentum patellce, is about two 

 ^ ncnes l n K> an< l ^ s narrower and thicker than the part above the 

 knee. It extends from the lower margin of the patella to the 

 tubercle of the tibia ; and a bursa separates it from the bone above 

 its insertion. 



