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Facial Muscles. Cranial Nerve 7. Innervates the muscles of the face Non verbal expressions. Frontalis Muscle. Frontalis muscle: raises eyebrows. http://www.thiemeteachingassistant.com/navigation.aspx?tid=1&tocid=4025. Corrugator Supercilli.
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Cranial Nerve 7 • Innervates the muscles of the face • Non verbal expressions
Frontalis Muscle • Frontalis muscle: raises eyebrows http://www.thiemeteachingassistant.com/navigation.aspx?tid=1&tocid=4025
Corrugator Supercilli • Corrugator supercilli muscles: pulls eyebrows medially • Down and In
Procerus Muscle • Procerus muscle: pulls the skin by the eyebrows medially and down
Orbicularis Oculi • Orbicularis oculi muscle: orbital part: “scrunch up” the eyelid • Orbicularis oculi muscle: palpebral part: close eyelid http://www.thiemeteachingassistant.com/navigation.aspx?tid=1&tocid=4025
Orbicularis Oris • Orbicularis oris muscle: closes lips http://www.thiemeteachingassistant.com/navigation.aspx?tid=1&tocid=4025
Buccinator • Buccinator: cheek compression http://www.thiemeteachingassistant.com/navigation.aspx?tid=1&tocid=4025
LevatorAnguliOris • Levatorangulioris: sneering: pulls angle of mouth laterally smiling: bilateral movement https://dspace.creighton.edu/xmlui/browse?value=Facial+Muscles&type=subject
LevatorLabii Superior AlaequeNasi • Levatorlabii superior alaequenasi: elevate the upper lip, dilates the nostrils http://www.thiemeteachingassistant.com/navigation.aspx?tid=1&tocid=4025
LevatorLabiiSuperioris • Levatorlabiisuperioris: elevates the upper lip, protracts the upper lip http://www.thiemeteachingassistant.com/navigation.aspx?tid=1&tocid=4025
Depressor AnguliOris • Depressor angulioris: pulls mouth down and laterally http://www.thiemeteachingassistant.com/navigation.aspx?tid=1&tocid=4025
Depressor LabiiInferioris • Depressor labiiinferioris: curls lip downwards and laterally http://www.thiemeteachingassistant.com/navigation.aspx?tid=1&tocid=4025
Mentalis • Mentalis: protrudes the lower lip as in pouting or sulking http://www.thiemeteachingassistant.com/navigation.aspx?tid=1&tocid=4025
Platysma • Platysma: depresses lower lip and angle of mouth, expression of horror http://www.otohns.net/default.asp?id=14330
Zygomaticus Major and Minor • Zygomaticus major: draws the angles of the mouth upward and laterally as in laughing http://www.thiemeteachingassistant.com/navigation.aspx?tid=1&tocid=4025
Practice • Identify the following facial muscles