45 2 



PRACTICAL ANATOMY. 



Describe tin- intercuneiform articulations. 



Class. Diarthrosis, because of free movement and a capsule. 



Subdivision. Arthrodia, because of a gliding movement. 



Ligaments. Dorsal, plantar, and intcrosseous. 



Blood-supply. Metatarsal and plantar arteries. 



Nerve-supply, Anterior tibial and plantar nerves. 



Describe the tarsometatarsal articulations. 



Class. Diarthrosis, because of free movement and a capsule. 



Subdivision. Arthrodia, because of a gliding movement. 



Ligaments. Dorsal, palmar, and interosseous. 



.\cn'c-snf>/>fy. Anterior tibial and plantar nerves. 



Posterior ligament of ankle- 

 joint 



Posterior part of the internal 

 lateral ligament 



The lower part of the inter- 

 osseous membrane 



Transverse ligament of inferior 

 tibio-flbular joiiit 



Posterior fasciculus of external 

 lateral ligament 



Middle fasciculus of external 

 lateral ligament 



FIG. 320. LIGAMENTS SEEN FROM THE BACK OF THE ANKLE-JOINT. 



Describe the intermetatarsal articulations. 



Class. Diarthrosis, because of free movement and a capsule. 



Subdivision. Arthrodia, because of a gliding movement. 



Ligaments. Dorsal, plantar, and interosseous. 



How are the heads of the metatarsal bones connected .' 



By rather strong, short, transverse ligaments. 



Describe the metatarso-phalangeal articulations. 



Class. Diarthrosis, because of free movement and a capsule. 



Subdivision. Condylarthrosis, because of no axial rotation. 



Ligaments. Lateral, dorsal, plantar, sesamoid. 



Ligamcntoiis Muscles. Flexors and extensors of the digits. 



Describe the interphalangeal articulations. 



Class. Diarthrosis, because of free movement. 



Subdivision. Ginglymus, because of motion in two directions. 



