Asked by Sukhwinder Singh on May 05, 2024

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The zygomaticus major muscle

A) puckers the mouth for kissing.
B) contributes to pouting.
C) contributes to laughing and smiling.
D) causes crow's feet wrinkles.
E) raises the eyelid.

Zygomaticus Major

A facial muscle that draws the angle of the mouth upward and outward, primarily involved in smiling.

Crow's Feet

Fine lines or wrinkles that form around the outer corners of the eyes, often associated with aging or frequent exposure to sunlight.

  • Identify the muscles involved in facial expressions and their specific actions.
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ZK
Zybrea KnightMay 07, 2024
Final Answer :
C
Explanation :
The zygomaticus major muscle is primarily responsible for elevating the corners of the mouth, which contributes to laughing and smiling.