50 EQUINE ANATOMY. 



^ SYi\DESWOLOGl. 



Coxo-FEMORAL JOINT — Eiiartlirosis. On the ossa iii- 

 noniinatum the cotjloid cavity, on the femnr the artic- 

 nhir head, both united by the capsular, pubio and 

 coxo-femoral ligaments. One synovial capsula. All 

 motions. 



Femoro-tibial joint — Imperfect hinge. On the 

 femur, the articular surface of the trochlea and tlie 

 two condyles ; on the tibia the two large f acettes at 

 the base of the tibial spine ; on the patella, its poste- 

 rior face enlarged by fibro-cartilaginous pad. Two in- 

 ter-articular menisci : the internal attached in front 

 and behind tlie tibial spine, the external fixed forward 

 near the internal meniscus, and behind by two branches, 

 one on the femur, the other on the tibia. Tliis joint 

 has three anterior patellar ligaments, two lateral, 

 two interosseous, one anterior capsular, with lateral 

 re-enforcing bands, and one posterior capsular liga- 

 ment ; three synovial capsulse. Motions : flexion, ex- 

 tension and rotation. 



TiBio-FiBULAR JOINT — Artlu'odia. Irregular diar- 

 throdial facette on both bones. Interosseous and 

 peripheric ligamentous fibres, two small ligamentous 

 fasciculi and an aponeurotic membrane ; bolow a liga- 

 mentous cord. Motions very limited. 



