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Risus sardonicus or rictus grin is a highly characteristic, abnormal, sustained spasm of the facial muscles that appears to produce grinning. It may be caused by tetanus , [ 1 ] [ 2 ] strychnine poisoning , or Wilson's disease , and has been reported after execution by hanging .
Actor Tommy Flanagan has the scars of a Glasgow smile from having been attacked outside a bar in Glasgow. [1]A Glasgow smile (also known as a Chelsea grin/smile, or a Glasgow, Smiley, Huyton, A buck 50, or Cheshire grin) is a wound caused by making a cut from the corners of a victim's mouth up to the ears, leaving a scar in the shape of a smile.
From the Oxford English Dictionary, "A fixed, grin-like expression resulting from spasm of facial muscles, esp. in tetanus." Also: Also: [Convulsion of the] facial muscles may cause a characteristic expression called Risus sardonicus (from the Latin for scornful laughter) or Risus caninus (from the Latin for doglike laughter or grinning).
The new study, published today in PLOS One, could help doctors who perform facial reanimation surgery and rehabilitation—understanding the characteristics of a great smile will help to make sure ...
Risus sardonicus (or rictus grin), a spasm of the facial muscles; Rictus, a genus of flagellates; Rictus Erectus, a fictional character This page ...
Grin, grins, or GRIN may refer to: A facial expression, see smile; ... Grün, a German word and surname meaning green This page was last edited on 7 ...
Detail of the Mona Lisa, who is known for her smile. A smiling child. A smile is a facial expression formed primarily by flexing the muscles at the sides of the mouth.Some smiles include a contraction of the muscles at the corner of the eyes, an action known as a Duchenne smile.
SMU edged out Alabama for the final at-large spot in the College Football Playoff — meaning just three SEC teams (No. 2 Georgia, No. 5 Texas and No. 9 Tennessee) are in the 12-team field.