What is the scientific name for kneecap?

Question: What is the scientific name for kneecap?
- Keywords:
  kneecap
Asked by you cant see me to Theresia, Katie, Duane on 12 Nov 2014.
- Theresia Mina answered on 12 Nov 2014:
  
  Patella!
- Duane Mellor answered on 12 Nov 2014:
  
  Can’t add anything here apart from I had a PE teacher who only had one knee cap he smashed the other playing rugby
- Katie Pickering answered on 13 Nov 2014:
  
  Patella.

Question: What is the scientific name for kneecap?