dissect vs pass upon

dissect

verb
  • To analyze an idea in detail by separating it into its parts. 

  • To study an animal's anatomy by cutting it apart; to perform a necropsy or an autopsy. 

  • To separate muscles, organs, and so on without cutting into them or disrupting their architecture. 

  • Of an infection or foreign material, following the fascia separating muscles or other organs. 

  • To study a plant or other organism's anatomy similarly. 

pass upon

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