WRIST – anatomy and injuries 16:00 01/29/2014 In this article we will focus on the wrist, which is prone to many strains and injuries due to overload of physiological movement range. This happens especially often in fights. Not what you were looking for? Search for other text. 1.Wrist construction: Wrist (carpus) - constructed of 8 bones of different shapes, aligned in two fitted rows. The closer row contains (from thumb to pinky finger): scaphoid bone lunate bone triquetral bone pisiform bone The further row (from thumb to pinky finger): trapezium bone trapezoid bone capital bone hamate bone The wrist bones have each a couple joint surfaces, which are joined with the neighboring bones in both the closer and the further row. The two conjoined wrist rows form an arch with its concave side facing towards the palm surface, and its convex side towards the back of the hand. The palm (concave) side of the wrist has two bone protuberances called: -eminantia carpi radialis (Radius) -eminentia