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Questions and Answers
Which bone is NOT part of the bony framework of the external nose?
Which bone is NOT part of the bony framework of the external nose?
What are the external openings of the nose called?
What are the external openings of the nose called?
Nostrils or nares
The ala nasi refers to the lateral margins of the nares.
The ala nasi refers to the lateral margins of the nares.
True
The nasal septum has ______ and ______ parts.
The nasal septum has ______ and ______ parts.
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What clinical condition can arise from Eustachian tube dysfunction?
What clinical condition can arise from Eustachian tube dysfunction?
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What is the function of the paranasal sinuses?
What is the function of the paranasal sinuses?
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Which of the following structures is part of the cartilaginous framework of the nose?
Which of the following structures is part of the cartilaginous framework of the nose?
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The larynx is part of the upper respiratory tract.
The larynx is part of the upper respiratory tract.
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Study Notes
The Nose
- The external nose is attached to the forehead by the root or bridge of the nose.
- It has two elliptical external orifices called nostrils or nares.
- The lateral margins of the nares are rounded or mobile, called ala nasi.
External Nose: Bony Framework
- The bony framework of the external nose consists of:
- Frontal bone
- Nasal bone
- Frontal process of the maxilla
- Bony nasal septum
External Nose: Cartilaginous Framework
- The cartilaginous framework of the external nose consists of:
- Nasal cartilage, which includes:
- Upper lateral cartilage
- Lower lateral cartilage, with:
- Lateral crus
- Medial crus
- Nasal septum:
- Has bony and cartilaginous parts
- Divides the nasal cavity into the left and right sides.
- Nasal cartilage, which includes:
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Description
Explore the intricate structure of the external nose, including its bony and cartilaginous frameworks. This quiz will cover the components such as the nasal cartilages, septum, and the significance of nostrils. Perfect for students studying human anatomy.
