Term
| nerve supply to external nose |
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Definition
| V1 (infratrochlear and external nasal nn) and V2 (lateral nasal branches of infraorbital n.) |
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Term
| boundaries of nasal cavity |
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Definition
superior: undersurface of cribiform plate
inferior: palatine process of maxilla and horizontal plate of palatine
anterior: nasal bone, lateral processes of cartilaginous nasal septum, greater alar cart
Posterior: body of sphenoid and choanae |
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Term
|
Definition
superior: ala of vomer and vaginal process of sphenoid
inferior: horizontal plate of palatine
medial: vomer
lateral: medial pterygoid plate |
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Term
| Drainage of sphenoethmoidal recess |
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Definition
| sphenoidal sinuses (Ostia of Bertini) |
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Term
| Drainage of superior meatus |
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Definition
| posterior ethmoidal air cells |
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Term
| Drainage of middle meatus |
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Definition
| frontal sinuses, maxillary sinuses, and anterior and middle ethmoidal air cells |
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Term
| Drainage of middle meatus |
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Definition
| frontal sinuses, maxillary sinuses, and anterior and middle ethmoidal air cells |
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Term
| Drainage of inferior meatus |
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Definition
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Term
| arterial supply to nasal cavity |
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Definition
| ant. ethmoidal a.(from orbit branch of opthalmic a.), post. ethmoidal a. (from orbit branch of opthalmic a.), sphenopalatine a. (branches of maxillary a.), greater palatine a. (branches of maxillary a.), septal branches of superior labial a. (branch of facial a.) |
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Term
| arteries that send branches to Kiesselbach's area |
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Definition
| anterior ethmoidal a., sphenopalatine a., greater palatine a., septal branches of superior labial a. |
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