Nose, Nasal Cavities, Paranasal Sinuses Flashcards

1
Q

What is the lower, mobile part of the septum called?

A

Columella

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2
Q

Through what structure do the branches of V2 enter the nasal cavity? What else enters through this?

A

The sphenopalatine foramen. The sphenopalatine artery also enters through this foramen.

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3
Q

What is the bulbous opening to the nares called? What is the ridge called on the inside of the nose deep to the opening?

A

Vestibule is the opening; the limen nasi is the ridge.

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4
Q

What are the side slopes of the nose called?

A

Ala

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5
Q

What is the ostiomeatal unit?

A

The part of the middle meatus where frontal and maxillary sinuses and anterior & middle ethmoidal air cells drain.

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