Nose and nasal cavity Flashcards
What is the nose composed of?
The nose is composed of the nasal bones and cartilage that has two openings called nostrils
Which structure is situated behind the nose?
Behind the nose is the nasal cavity.
How many cavities are there and what are those cavities separated by?
There are two cavities in total, separated by the nasal septum
What does each cavity contain?
Each cavity contains three seashell-like structures called nasal conchae
What is found below the nasal conchae?
Spaces called nasal meatuses
What do the nasal meatuses house?
The nasal meatuses house the nasal openings of the various paranasal sinuses located within your head and skull.
Which main arteries supply the nose?
The main arteries supplying the nose are the facial, sphenopalatine, greater palatine, and ophthalmic arteries.
The main nerves of the nose are :
The main nerves of the nose are the olfactory (CN I), ophthalmic (CN V1), and maxillary (CN V2) cranial nerves, all of which are branches of the trigeminal nerve (CN V).
