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23 Cards in this Set
- Front
- Back
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Three Branches of Trigeminal Nerve
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Opthalmic Branch
Maxillary Branch Mandibular Branch |
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Sections of Opthalmic Branch
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Supratrochlear
Supraorbital Infratrochlear |
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Sections of Maxillary Branch
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Infraorbital
Zygomaticalfacial Zygomaticaltemporal |
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Sections of Mandibular Branch
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Auriculotemporal
Buccal Mental |
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Supratrochlear nerve
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medial part of orbit, skin of medial forehead
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Supraorbital nerve
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comes through supraorbital foramen, medial 1/2 of upper eyelid, most of forehead
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Infratrochlear nerve
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skin of medial corner of eye, side of nose
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Infraorbital nerve
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comes through infraorbital foramen, cheek, side of nose, upper lip, just below orbit/lower eyelid
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Zygomaticofacial nerve
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zygomatic bone
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Zygomaticaotemporal nerve
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lateral forehead, anterior part of temple
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Auriculotemporal nerve
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external acoustic meatus, tympanic membrane, temple
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Buccal
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near ramus of mandible, cheek
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Mental
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mental foramen, lower lip and skin of chin
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2 round muscles
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orbicularis oculi-closes eye
orbicularis oris-mouth, purses lips |
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2 muscles with nose
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procerus-bridge of nose
nasalis: compressor (transverse part) and dilator (alar part) naris, move nostrils |
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2 from zygomatic bone
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zygomaticus major and minor
draw angle of mouth to smile |
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2 lip elevators
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levator labii superioris- raises upper lip
levator labii superioris alaeque nasi-side of nose, elevates lip and dilates nostrils |
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2 at angle of mouth
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levator anguli oris-elevates mouth angle
depressor anguli oris- depresses mouth angle |
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2 with lower lip
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depressor labii inferioris-moves it laterally
mentalis-wrinkles skin and protrudes lower lip |
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2 with the cheek
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buccinator-compresses cheek
risorius-sometimes absent, draws angle of mouth laterally (grin) |
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2 on top
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frontalis-above eye
occipitalis-back of head |
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2 exceptions
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platysma-flat muscle of neck
corrugator supercilii-corner of orbit to middle of eyebrow |
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Layers of Scalp
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Skin
Connective tissue Aponerosis Loose Connective Tissue Periosteum |
