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15 Cards in this Set
- Front
- Back
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From superficial to deep, the neck fascial layers are
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Subcutaneous
Trapezius-sternocleidomastoid Somitic body wall Visceral |
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First arch muscles include
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2 jaw - masseter, temporalis
2 tensors - tensor tympani, veli palatini 2 chin - anterior digastric, mylohyoid 2 pterygoids - medial, lateral |
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The first arch muscles are innervated by
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CNV, V3
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What fascial space does the 1st arch compose?
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Masticatory - not included in neck planes
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Muscles included in the 2nd arch muscles are
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Platysma
FACIAL EXPRESSION Buccinator Post disgastric Stapedius Stylohyoid |
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Which arch composes the most superficial layer of neck fascial panes?
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2nd arch - subcutaneous
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The second pharyngeal arch muscles are innervated by
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CNVII
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Which cranial nerve innervates the 3rd arch?
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Glossopharyngeal, CNIX
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The fascial plane of the neck just deep to the subcutaneous layer is
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Sternocleidomastoid/trapezius layer
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Muscles of the third arch include
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Stylopharyngeus
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The most deep fascial layer is composed of what arch components?
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3, 4, 6 - visceral layer that includes pharynx, larynx, palate, carotid, jugular
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The fourth arch is innervated by what cranial nerve?
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CNX, vagus nerve
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Muscles of the 4th arch include
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Levator veli palatini
Palatoglossus Palatopharyngeus Muscularis uvulae Superior, middle, inferior constrictor |
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Muscles of the 6th arch include
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Post cricoarytenoid
Transverse arytenoid Oblique arytenoid Arepiglotticus Lateral cricoarytenoid Thyroartenoid Vocalis Thyroepiglotticus |
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The somitic fascial plane lies between what two other fascial layers?
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Between the sterno and visceral layers
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