musculus quadriceps femoris vs quadriceps femoris

musculus quadriceps femoris

quadriceps femoris

noun
  • A group of four thigh muscles, including the rectus femoris, vastus lateralis, vastus intermedius, and vastus medialis muscles. 

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