ulna vs wrist

ulna

noun
  • The bone of the forearm that extends from the elbow to the wrist on the side opposite to the thumb, corresponding to the fibula of the hind limb. Also, the corresponding bone in the forelimb of any vertebrate. 

wrist

noun
  • The complex joint between forearm bones, carpus, and metacarpals where the hand is attached to the arm; the carpus in a narrow sense. 

  • A stud or pin which forms a journal. 

verb
  • to hit a wrist shot 

How often have the words ulna and wrist occurred in a corpus of books? (source: Google Ngram Viewer )