triquetral

• 指腕骨中的三角骨，位于手腕近端，与豌豆骨、钩骨和月骨相关节。

A noun referring to a wrist bone that articulates with the pisiform, hamate, and lunate bones.

1. Wrist boneC2formalmedical

   A small, pyramid-shaped carpal bone located on the ulnar side of the wrist, which connects with the pisiform, hamate, and lunate bones.

   三角骨

   • The triquetral bone is one of the eight carpal bones in the human wrist.
   • A fracture of the triquetral often occurs from a fall onto an outstretched hand.
   • The triquetral articulates with the lunate bone medially and the hamate bone distally.

   同义词pyramidal bone