Facial muscles and their actions

Facial muscles and their actions

Facial muscles work together to control the parts of your face. They are essential to chewing and making facial expressions.

muscles work together to control movements in:
• Cheeks.
• Chin
• Ears (only in some people).
• Eyebrows.
• Eyelids.
• Forehead.
• Lips (upper and lower).
• Nose and nostrils.

The muscles of facial expressions:

• Auriculars - allow to move ears.
• Corrugator supercilii – it enables frowning.
• Depressor anguli oris – it works with other muscles to produce a frown
• Depressor labii inferioris - a muscle in chin that helps control movement in lower lip.
• Levator labii superioris – it opens nostrils and lift upper lip.
• Mentalis - a pair of muscles toward the center of chin that helps control lower lip.
• Nasalis - it flare nostrils.
• Occipitofrontalis - it raises eyebrows and wrinkle forehead.
• Orbicularis oculi - closes eyelids.
• Orbicularis oris – it closes or purses lips.
• Procerus – it pulls brows downward and help flare nostrils.
• Risorius – it aids in smiling.
• Zygomaticus major and minor - it allows smiling.

So now you know what is the significance of the facial muscles. Do you know, these facial muscles functions through the commands that comes from brain via facial nerve. Whenever there is damage to the facial nerve these muscles get paralysis the condition is commonly known as Bell’s palsy.

If you who are someone who suffers from Bell’s palsy and need help, you can reach out to us.

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