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22 Cards in this Set
- Front
- Back
Innervation of the vestibule
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Infraorbital nerve (entrance to nose)
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Origin and distribution of Anterior ethmoidal nerve
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From V1, distributes to anterior nasal septum
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Origin and distribution of nasopalatine nerve
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From V2 to anterior hard palate
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origin and course of Posterior Ethmoidal artery
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Origin: ICA to Opthalmic to anterior ethmoidal
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origin and course of sphenopalatine artery
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Origin: External carotid to Maxillary artery to Sphenopalatine artery.
Course: Goes through the sphenopalatine foramen |
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origin and course of Anterior Ethmoidal artery
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Origin: ICA to Opthalmic to anterior ethmoidal
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Origin of conchae bones
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Superior, Middle from ethmoid
Inferior conchae= separate bone |
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Area above the superior nasal concha
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Sphenoethmoidal recess
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Origin of Lateral nasal artery
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ECA to Maxillary to Lateral Nasal
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Origin of lateral nasal nerve
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Maxillary division of V2
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Origin of anterior ethmoidal nerve
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Opthalmic division V1
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openings for all sinuses
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Frontal: Frontal naso duct to Infundibulum in middle meatus
Ethmoidal: Anterior- Middle Meatus Middle- Ethmoidal bulba Posterior- Superior Meatus Sphenoid- Sphenoethmodal recess Maxillary- Hiatus semilunaris (middle meatus) |
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Origin of Palatine arteries (lesser and greater)
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Maxillary artery from ECA
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Origin of naso palatine nerve
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V2
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Levator veli palatini
O I A N |
O: Medial aspect of auditory tube
I: Onto palatine aponeurosis N: CNX A: Lifts soft palate during swallowing to block nasal passage |
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Tensor veli palatini
O I A N |
O: Lateral aspect of auditory tube
I: Onto palatine aponeurosis N: V3 A: Tenses palatine aponeurosis and aids levator veli palatini |
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Musculus uvulae
A N |
A: Close off nasopharyx
N: Vagus nerve |
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Palatoglossus
O I A N |
O: Soft palate aponeurosis
I: Tongue (lateral process) N: Vagus nerve A: Depress palate |
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Palatopharyngeus
O I A N |
O: Palatine aponeurosis
I: Pharyngeal wall N: Vagus A: Depress palate |
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Pterygoid hamulus
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Part of medial pterygoid plate where tensor veli palatini wraps around it to tens the palate.
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Give innervation and origin of innervation of palate
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Greater palatine (from palatine foramen to mucus membrane of hard palate)
Lesser palatines (through lesser palatine foramen to mucus membrane of soft palate) Nasopalatine (from nasal septum through incisive foramen to anterior hard palate) All from V3 |
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Blood supply to the pallate
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Branches of maxillary artery
Both from descending palatine in the palatine canal Greater palatine (hard palate, ascends through incisive foramen to end on nasal septum) Lesser palatine (soft palate) |