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14 Cards in this Set
- Front
- Back
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Innervation of external nose?
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Supratrochlear & infratochlear
Infraorbital External nasal nerve (dorsum of nose) |
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blood supply of external nose?
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Ophthalmic : dorsal nasal artery
Facial: septal branches & angular artery Ant. ethod - external nasal (can't see) |
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what forms the floor of each nasal cavity?
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palatine process of maxilla
horizontal plate of palatine bone |
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nerves in nasal cavity?
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olfactory (at the top)
internal nasal nerve (from anter ethmoidal) nasopalatine & medial posterior superior nerves from pterygopalatine gang. |
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blood supply to nasal cavity?
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anterior/post. ethmoidal arteries
septal branches of facial artery septal branches of sphenopalatine artery (from maxillary artery) terminal branch of greater palatine artery all make Kiesselbach's plexus |
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components of superior meatus?
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opening of posterior ethoidal cells
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contents of middle meatus?
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unicate process
hiatus semilunaralis - maxilllary sinus ethmoidal bulla - middle ethmoidal cells ethmoidal infundibulum - receives frontal sinus |
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inferior meatus?
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nasolacrimal duct
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what separates ethmoid air cells from orbit?
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orbital plate of ethmoid bone
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infection of what can easily reach eye?
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ethmoidal
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tooth infection and easily reach?
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maxillary sinus
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branches of V2?
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meningeal branch
zygomatic nerve posterior superior alveolar infraorbital |
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6 branches from pterygopalatine ganglion?
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greater palatine
lesser palatine posterior inferior nasal branches posterior superior nasal nasopalatine pharyngeal nerve |
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what passes through sphenopalatine foramen?
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posterior superior & nasopalatine nerve
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