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What experiments led Guillaume Duchenne to conclude that there were two types of smiles?
Wiki User
∙ 11y ago
he found out scientists were helping people with brain damage and saw the cingulate cortex and the motor cortez parts of the brain. . .
Wiki User
∙ 11y ago
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How do researchers differentiate between Duchenne and non-Duchenne smiles?
Researchers in the twentieth century have also noted that in addition to the stimulation of different muscles. Duchenne and non-Duchenne smiles differ in other ways. During Duchenne smiles, the face is generally symmetrical---as opposed to say a smirk, where only one side of the mouth lifts. Duchenne smiles are also smoother in appearance; whereas non-Duchenne smiles often start or end abruptly. And lastly, genuine smiles usually last between 0.5 and 4 seconds; non-Duchenne smiles are often either more fleeting or longer lasting, depending on the social trigger. So clearly there are physical differences between genuine and fake smiles, but are people innately aware of them? How accurate is the average person at differentiating between a Duchenne and a non-Duchenne smile?
How do researchers differentiate between Dechenne and non-Duchenne smiles?
Researchers in the twentieth century have also noted that in addition to the stimulation of different muscles. Duchenne and non-Duchenne smiles differ in other ways. During Duchenne smiles, the face is generally symmetrical---as opposed to say a smirk, where only one side of the mouth lifts. Duchenne smiles are also smoother in appearance; whereas non-Duchenne smiles often start or end abruptly. And lastly, genuine smiles usually last between 0.5 and 4 seconds; non-Duchenne smiles are often either more fleeting or longer lasting, depending on the social trigger. So clearly there are physical differences between genuine and fake smiles, but are people innately aware of them? How accurate is the average person at differentiating between a Duchenne and a non-Duchenne smile?
How do you say smiles in serbian?
If you mean "smiles" as a plural of "smile" then it would be "Osmehe" but if you mean it as a verb "smiles" as in "he/she smiles" it would be "smeje se".
What came first smiles or cars?
smiles
What is the possessive noun of the smiles of the pumpkins?
The possessive form would be "the pumpkins' smiles."
Who is the patron saint of smiles?
There is no patron saint of smiles.
What is the birth name of Frank Finch Smiles?
Frank Finch Smiles's birth name is Francis Finch-Smiles.
Are smiles contagious?
Yes it is dificult not to smile when someone smiles at you.
When was When My Baby Smiles at Me created?
When My Baby Smiles at Me was created in 1948.
When was Phillip Smiles born?
Phillip Smiles was born in 1946.
When was The House of Smiles created?
The House of Smiles was created in 1991.
When was Venus Smiles created?
Venus Smiles was created in 1957.
