Where are the facial muscle located? What are they innervated by?
in subcutaneous tissue, by facial nerve
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Insertion, function of the largest muscle in the nasal group.
Nasalis, inserts= transverse part to the aponeurosis at the dorsum of the nose (compreses flares). Alar part to the alar cartilage of nasoskeleton (inflares nostrils)
2 of 7
which muscles blends with the obcularis oris?
Buccinator wich has infermedial direction fibres, and prevents accumulation of food in the cheeks
3 of 7
Where does procerus orginate from
it orginates from the nasal bone and inserts onto the lower medial forehead -pulls eyebrows medially cause vertical wrinkles
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what is the facial muscles common embryonic origin?
2nd pharangeal arch
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What is it called when the cornea becomes exposed and dries out?
exposure keratitis
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what is ectropion?
when the lower lid droops this results in lacrimal fluid builds up and not spread accross the surface. so debris builds up and causes ulceration of cornea.
7 of 7
Other cards in this set
Card 2
Front
Insertion, function of the largest muscle in the nasal group.
Back
Nasalis, inserts= transverse part to the aponeurosis at the dorsum of the nose (compreses flares). Alar part to the alar cartilage of nasoskeleton (inflares nostrils)
Card 3
Front
which muscles blends with the obcularis oris?
Back
Card 4
Front
Where does procerus orginate from
Back
Card 5
Front
what is the facial muscles common embryonic origin?
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