id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-1150 Face - Wikipedia .html text/html 2124 329 69 The face is the front of an animal's head that features three of the head's sense organs, the eyes, nose, and mouth, and through which animals express many of their emotions.[1][2] The face is crucial for human identity, and damage such as scarring or developmental deformities affects the psyche adversely.[1] The muscles of the face play a prominent role in the expression of emotion,[1] and vary among different individuals, giving rise to additional diversity in expression and facial features.[7] A study confirmed that "when viewing images of strangers, shy adults exhibited significantly less activation in the fusiform gyri than did social adults".[10] Furthermore, particular areas respond more to a face that is considered attractive, as seen in another study: "Facial beauty evokes a widely distributed neural network involving perceptual, decision-making and reward circuits. ^ Anatomy of the Face and Head Underlying Facial Expression Archived 2007-11-29 at the Wayback Machine. ./cache/en-wikipedia-org-1150.html ./txt/en-wikipedia-org-1150.txt