|
Related articles:
Smile
Paul Ekman
Facial expression
Microexpression
Key terms: lip facs facial use pars aus action any jaw labii muscles raiser lid cheek depressor brow major human smile relaxation facial expression orbicularis oculi orbicularis oris contraction action units labii superioris levator palpebrae superioris facial action coding system Search external links cited by footnotes on Wikipedia page Facial Action Coding System: |
|