HEAD NECK
TRIANGLES OF NECK
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What are the features of the structure and topography of the facial muscles
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Located superficially, under the skin
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Not covered with subcutaneous fascia
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Focused around natural facial holes
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Attaches to the skin
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Prevents subcutaneous veins from being compressed
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Explanation:
Detailed explanation-1: -The muscles of facial expression are derivatives of the 2nd pharyngeal arch and are innervated by facial nerve (CN VII). These muscles originate from bone or fascia and insert on skin to provide the movements of facial expression.
Detailed explanation-2: -The facial muscles are just under the skin (subcutaneous) muscles that control facial expression. They generally originate from the surface of the skull bone (rarely the fascia), and insert on the skin of the face.
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