Transversal section of the wrist. The bones of the carpus present at this level of the section are represented : scaphoid bone, capitate bone (or capitatum), hooked bone (or hamatum), pyramidal bone (or triquetrum), pisiform bone. Dorsally, the tendons of the extensor muscles of the fingers (in dark blue) are present inside a sheath, except the extensor tendon of the thumb which is apart. The carpal tunnel is located at the level of the palm ; it is delimited by the annular ligament of the carpus. It contains the tendons of the flexor muscles of the fingers, four deep and four superficial (in blue), the median nerve as well as the blood vessels. See images 2011807 and 2012007 for the tendons of the hand (dorsal and palmar views), 2011607 for the endings of the tendons on the fingers.
