Anatomy - UPPER LIMB - 3 Muscles, Innervation and Compartments of the Upper Limb
INNERVATION OF FACIAL MUSCLES OF EXPRESSION AND MMASTICATION MADE SIMPLE
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Transcript of INNERVATION OF FACIAL MUSCLES OF EXPRESSION AND MMASTICATION MADE SIMPLE
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INNERVATION OF MUSCLES OF FACIAL EXPRESSION & MASTICATION
Physio 2- -201311/28/2013 Justice-Patrick-Roselyn-Alex-Naomi-
Chimwemwe-Haules:PHYSIO 2-2013
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Justice-Patrick-Rosaline-Alex-Naomi-Chimwemwe-Haules:PHYSIO 2-2013
OUTLINE
Recall 12 cranial nerves Recall muscles of facial expression Branches of Facial nerve Innervation of muscles of facial
expression Recall muscles of mastication Branches of Trigeminal Nerve Innervation of muscles of
mastication
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Justice-Patrick-Rosaline-Alex-Naomi-Chimwemwe-Haules:PHYSIO 2-2013
CRANIAL NERVES
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Justice-Patrick-Rosaline-Alex-Naomi-Chimwemwe-Haules:PHYSIO 2-2013
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Justice-Patrick-Rosaline-Alex-Naomi-Chimwemwe-Haules:PHYSIO 2-2013
MUSCLES OF FACIAL EXPRESSION
•
Platysma
Anterior auricular superior auricular
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Justice-Patrick-Rosaline-Alex-Naomi-Chimwemwe-Haules:PHYSIO 2-2013
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Justice-Patrick-Rosaline-Alex-Naomi-Chimwemwe-Haules:PHYSIO 2-2013
All facial muscles are innervated by facial nerve(CN VII)
• Facial nerve has 5 terminal motor branches
TemporalZygomaticusBuccalMarginal mandibularCervical
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Justice-Patrick-Rosaline-Alex-Naomi-Chimwemwe-Haules:PHYSIO 2-2013
BRANCHES OF CN VII
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Justice-Patrick-Rosaline-Alex-Naomi-Chimwemwe-Haules:PHYSIO 2-2013
INNERVATION OF FACIAL EXPRESSION MUSCLES
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Cont…
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MUSCLES OF MASTICATION
• All muscles of mastication are innervated by mandibular nerve from trigeminal nerve( CN V)
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Justice-Patrick-Rosaline-Alex-Naomi-Chimwemwe-Haules:PHYSIO 2-2013
BRANCHES OF TRIGEMINAL NERVE (CN V)
1. Ophthalmic nerve(V1)2. Maxillary nerve(V2)3. Mandibular nerve (V3)
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Justice-Patrick-Rosaline-Alex-Naomi-Chimwemwe-Haules:PHYSIO 2-2013
MANDIBULAR NERVE
Branches from the main trunk of the m.n Meningeal branch Nerve to medial ptergoidBranches from the anterior division of the m.n Masseteric nerve Deep temporal nerve Nerve to lateral ptergoid Buccal nerveBranches from the posterior division of m.n
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Justice-Patrick-Rosaline-Alex-Naomi-Chimwemwe-Haules:PHYSIO 2-2013
INNERVATION OF MASTICATION MUSCLES
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Justice-Patrick-Rosaline-Alex-Naomi-Chimwemwe-Haules:PHYSIO 2-2013
REFERENCE
• Moore K , Dalley A & Agur A: Clinical Oriented Anatomy-Sixth Edition
• Drake R, Volgi W & Mitchell A: Gray’s Anatomy for students
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Justice-Patrick-Rosaline-Alex-Naomi-Chimwemwe-Haules:PHYSIO 2-2013
RELAX &
CHILLJUSTICENAOMI
CHIMWEMWE
ALEX
HAULES
PATRICK
ROSALINE11/28/2013