What is the role of the brain in smiling?
I WONDER - How Many Muscles Does It Take To Smile?
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Health Sciences, Biology
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KG - 6th Grade
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Hard
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The video explains that smiling involves 43 muscles in the face, as all facial muscles can be engaged in a big smile. It also discusses how nerves from the brain control these muscles. The video concludes by comparing the muscle usage in smiling and frowning, noting that both actions use a similar number of muscles.
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2 questions
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OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Is it true that frowning uses more muscles than smiling? Justify your answer.
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