15 Questions
What maintains the shape of the external nose?
Nasal process of the frontal bone
Which of the following forms the floor of each nasal cavity?
Horizontal parts of the palatine bones
What separates the right and left nasal cavities?
Nasal septum
What do the nasal cavities communicate with through their ostia?
Paranasal sinuses
Which structure supports the upper part of the external nose?
Ascending process of the maxilla
What is the skeletal framework of the external nose made up of?
Bone and cartilage constituents including nasal process of frontal bone, nasal bone, ascending process of maxilla, alar cartilage, upper lateral cartilage, and quadrilateral cartilage of nasal septum
What are the three bony constituents of the external nose?
Nasal, frontal, maxilla
Which bone houses the largest paranasal sinus?
Maxillary bone
What is the function of the paranasal sinuses related to increasing the surface area for olfaction?
Humidify and warm the inspired air
Which sinuses are regarded as an upward extension of the anterior ethmoidal cells?
Frontal sinuses
What is the relation of the anterior wall of the maxillary sinus to the skin of the cheeks?
Separates sinus from skin of cheeks
Which bone contains air-containing space within it?
Sphenoid bone
What is the shape of the maxillary sinus?
Largest and pyramidal in shape
Which bone contains anterior and posterior groups of thin-walled cavities?
"Honey-comb" shaped ethmoid bone
Which cavity communicates with the sinuses and the nasopharynx?
Each cavity communicates with sinuses and nasopharynx.
Test your knowledge of the anatomy, injuries, and conditions related to the nose and nasal cavities with this quiz. The content is based on Prof. Kitcher's lectures and Edusa's ENT notes.
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