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Questions and Answers
What is the rounded prominence that forms the tip, or apex, of the nose called?
What is the rounded prominence that forms the tip, or apex, of the nose called?
- Angle
- Dorsum nasi (correct)
- Nasal spine
- Alae nasi
Which part forms the upper part of the lateral wall of the external nose?
Which part forms the upper part of the lateral wall of the external nose?
- Nasal spine of the frontal bone (correct)
- Lower nasal cartilage
- Frontal process of the maxilla
- Fibro-fatty tissue
What are the external openings of the nasal cavities called?
What are the external openings of the nasal cavities called?
- Nasal spine
- Angle
- Dorsum nasi
- External nares (correct)
What reinforces the anteroinferior part of the external nose?
What reinforces the anteroinferior part of the external nose?
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Where are the external openings of the nasal cavities located?
Where are the external openings of the nasal cavities located?
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Study Notes
- External nose: upper part formed by nasal spine of frontal bone, nasal bone, and frontal process of maxilla; lower part reinforced by upper and lower nasal cartilages and minor cartilages, with ala nasi having a fibro-fatty wall
- Angle: upper end of the nose, continues with forehead
- Dorsum nasi: ridge-like free border passing down from the angle, ends below in a rounded prominence (tip of the nose)
- Alae nasi: lowest parts of lateral surfaces of the nose, rounded and mobile, form bridge of the nose with upper parts
- External nares: openings of nasal cavities, located on inferior aspect, bounded laterally by alae nasi and medially by lowest part of nasal septum
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