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Questions and Answers
Which bone forms the superior border of the bony nasal cavity?
Which bone forms the superior border of the bony nasal cavity?
- Cribriform plate of Ethmoid bone
- Body of Sphenoid bone
- Nasal bone (correct)
- Frontal process of the Maxilla
What forms the lateral border of the bony nasal cavity?
What forms the lateral border of the bony nasal cavity?
- Inferior nasal conchae
- Frontal process of the Maxilla
- Superior and middle nasal conchae (Ethmoid bone)
- Lacrimal bone (correct)
What forms the inferior border of the bony nasal cavity?
What forms the inferior border of the bony nasal cavity?
- Pterygoid process of the Sphenoid bone
- Transverse plate of Palatine bone
- Perpendicular plate of the Ethmoid bone
- Horizontal plate of the palatine bone (correct)
Which bone forms the medial border of the bony nasal cavity?
Which bone forms the medial border of the bony nasal cavity?
What forms the outlet of the bony nasal cavity?
What forms the outlet of the bony nasal cavity?
Flashcards
Superior border of the bony nasal cavity?
Superior border of the bony nasal cavity?
The nasal bone.
Lateral border of the bony nasal cavity?
Lateral border of the bony nasal cavity?
The lacrimal bone.
Inferior border of the bony nasal cavity?
Inferior border of the bony nasal cavity?
The horizontal plate of the palatine bone.
Medial border of the bony nasal cavity?
Medial border of the bony nasal cavity?
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Outlet of the bony nasal cavity?
Outlet of the bony nasal cavity?
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Study Notes
Bony Nasal Cavity Borders
- The nasal bone forms the superior border of the bony nasal cavity.
- The maxilla, lacrimal bone, and palatine bone collectively form the lateral border of the bony nasal cavity.
- The palate (hard palate and soft palate) forms the inferior border of the bony nasal cavity.
- The nasal septum, composed of the vomer and perpendicular plate of the ethmoid bone, forms the medial border of the bony nasal cavity.
- The choanae (posterior nasal apertures) form the outlet of the bony nasal cavity.
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