232 



THE ARTICULATIONS OF THE LOWER LIMB 



The femur 

 Femur 



Capsular ligament 



Capsula articularis 



Semimemoranosus muscl3 

 M. semimembranosus 

 Bursa between the tendon of the 

 semtinembranoaus muscle and 

 the tendon of the inner head . 

 of the gastrocnemlus muscle 



Bursa m. gastrocneinii medialis 



Tendon of the inner head of 

 the gastrocnemius muscle 



Posterior ligament of the knee-joint-- 

 Lig. popliteura obliquum 



Internal lateral ligament of 



the knee-joint 

 Lig. collaterale tibiale 



Divided edge of the aponeurosis 

 covering the popliteus muscle 



Oblique line of the tibia 

 Linea poplitea (tibize) 



The tendon of the outer head of 

 the gastrocnemius muscle 



Sesamoid bone (var. ) 

 .,-- Os sesamoideum (var.) 



Arcuate portion of the pos- 

 terior external 'a'eral 

 -^~ ligament (Macalister) 

 Lig. popliteum arcuatum 



External lateral ligament of 

 the knee-joint 



Lig. collaterale fibulare 



Short external lateral ligament 



(Quain), or direct portion of the 



posterior external lateral 



ligament (Macalister) (0 



Synovial sheath of the tendon 



of the popliteus muscle 



Bursa m. poplitei 



Head of the fibula 



Capitulum fibulae 



Fopliteus muscle 



M. popliteus 



Interosseous membrane, or 



ligament, of the leg 



Membrana interossea 



cruris 



(i) Retinaculum ligament! arcuati 



FIG. 470. ARTICUL.YTIO GENU, THE KNEE-JOINT : CAPSULA ARTICULARIS, CAPSULAR LIGAMENT ; LIGAMENTUM POPLI- 

 TEUM OBLIQUUM, POSTERIOR LIGAMENT OF THE KNEE-JOINT ; RELATIONS OF THIS LIGAMENT TO THE TENDON 

 OP THE SEMIMEMBRANOSUS MUSCLE AND TO THE OUTER HEAD OF THE GASTROCNEMIUS MUSCLE; LIGAMENTUM 

 POPLITEUM ARCUATUM ET RETINACULUM LIGAMENTI ARCUATI, ARCUATE PORTION OF THE POSTERIOR EXTERNAL 

 LATERAL LIGAMENT (MACALISTER), AND SHORT EXTERNAL LATERAL LIGAMENT (QUAINT), OR DIRECT PORTION OF 

 THE POSTERIOR EXTERNAL LATERAL LIGAMENT (MACALISTER). BURSA MUSCULI GASTROCNEMII MEDIALIS, BURSA 

 BETWEEN THE TENDON OF THE SEMIMEMBRANOSUS MUSCLE AND THE TENDON OF THE INNER HEAD OF THE 

 GASTROCNEMIUS MUSCLE, COMMUNICATING WITH THE KNEE-JOINT AND HAVING A COMMON CAVITY WITH THE 

 BURSA BETWEEN THE TENDON OF THE SEMIMEMBRANOSUS MUSCLE AND THE KNEE-JOINT. BURSA MUSCULI 

 POPLITEI, SYNOVIAL SHEATH OF THE TENDON OF THE POPLITEUS MUSCLE. (THE RIGHT KNEE-JOINT, SEEN FROM 

 BEHIND.) 



Articulatio genu The knee-joint. 



