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30 Cards in this Set
- Front
- Back
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Where are the Root, Bridge, Apex, Dorsum, Anterior nares, philtrum and nasolabial groove of the nose?
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Where is the piriform aperture?
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Where are the greater alar cartilage, lesser alar cartilage, cartilage of septum and lateral cartilage of the nose?
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What is the septum artery a branch of?
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The facial artery
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What is the lateral nasal (angular) artery a branch of?
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The facial artery
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What is the dorsal nasal artery a branch of?
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The ophthalmic artery
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What is the external nasal - anterior ethmoidal artery a branch of?
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The ophthalmic artery
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What is the infraorbital artery a branch of?
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The maxillary artery
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What does the nose open into posteriorly? through what?
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The nasopharynx through the choanae
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What divides the nasal cavity into two?
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The nasal septum
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What fossa lies at the back of hte nose and below the apex of each orbit?
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The pterygopalatine fossae
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How could infections and malignancies from the ethmoidal sinuses travel to the orbit? to the anterior cranial fossa?
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They could travel to the orbit through the lamina papyracea and to the anterior cranial fossa through the cribriform plate
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What fossa lies posterior to the paranasal sinus?
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The pituitary fossa
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Where does the frontal sinus drain to? through what?
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Drains to to the middle meatus via the frontonasal complex
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What is the innervation of the frontal sinus?
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Supraorbital nerve
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Where does the maxillary sinus drain to?
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Middle meatus
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What is the innervation of the maxillary sinus?
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Anterior, middle and posterior alveolar nerves
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Where does the sphenoid sinus drain to?
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Sphenoethmoidal recess
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What is the innervation of the sphenoid sinus?
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Posterior ethmoidal nerve
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Where does the anterior ethmoidal sinus (air cell) drain to?
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middle meatus
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What is the innervation of the anterior ethmoidal sinus? (air cell)
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anterior ethmoidal nerve CN V1
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Where does the posterior ethmoidal sinus (air cell) drain to?
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Superior meatus
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What is the innervation of the posterior ethmoidal sinus?
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posterior ethmoidal br of CNV1 and lateral posterior superior nasal br of CN V2
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What is the ostiomeatal unit?
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The part of the middle meatus into which the frontal and maxillary sinuses drain along w/ the anterior and middle ethmoid air cells
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