W22-L7: Nasal Cavity and Nasopharynx Flashcards Preview

Matt's Block 06 - Neuro block > W22-L7: Nasal Cavity and Nasopharynx > Flashcards

Flashcards in W22-L7: Nasal Cavity and Nasopharynx Deck (18):
1

What bones make up the medial wall of the nasal cavity?

Ethmoid bone, maxilla, frontal bone, sphenoid bone, palantine and vomer

2

What bones make up the lateral wall of the nasal cavity?

Ethmoid, sphenoid, maxilla, frontal, palatine

3

What are features of the medial wall of the nose?

Highly vascular mucous membrane, olfactory area, nasal septum

4

What are features of the lateral wall of the nose?

Turbinate bones, superior, middle and inferior concha and the superior, middle and inferior meatus

5

What are the para-nasal sinuses?

Ethmoid, frontal, sphenoid and maxillary sinuses

6

Where does the maxilla sinus open into?

Opening is in the superior part of the sinus on the medial wall, opens into the lateral wall of the nasal cavity

7

Where does the nasolacrimal duct empty into the nasal cavity?

Beneath the inferior concha

8

What supplies the superior quadrant of the nasal cavity?

Anterior and posterior ethmoidal arteries

9

What supplies the lateral quadrant of the nasal cavity?

Lateral nasal branches of the facial artery

10

What supplies the medial quadrant of the nasal cavity?

sphenopalatine artery

11

What supplies the inferior quadrant of the nasal cavity?

greater palatine artery

12

What is the nerve supply to the nasal cavity?

V1 to the top half, V2 to the bottom

13

What is the median raphe?

Where the superior, middle and inferior constrictors meet their counterpart in the midline

14

What are the boundaries of the nasopharynx?

Superior is sphenoid, posterior is superior constrictor, inferior is soft palate

15

Where are the pharyngeal tonsils (adenoids) and what are they?

On the roof of the pharynx just deep to the mucosa, collection of lymphoid tissue

16

What happens if the adenoids become chronically inflamed?

Block air flow around the posterior nare

17

What happens if you have an infection around the nasopharynx?

Blocking of auditory tube

18

What muscle is important for opening of the auditory tube?

Salpingopharyngeal

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