Nasal cavities and sinuses Flashcards
1

Nasal septum
2

Roof of nasopharynx
3

Guttural pouch
4

Oropharynx
5

Epiglottis
1

Nasal septum
2

Dorsal concha
3

Ventral concha
4

Common meatus
5

Ventral meatus
6

Venous plexus in nasal mucosa
1

P4
2

Tongue
3

Buccinator
4

Nasal septum
5

Dorsal nasal concha
6

Ventral nasal concha
7

Common nasal meatus
8

Dorsal nasal meatus
9

Middle nasal meatus
10

Ventral nasal meatus
Area in red

Nasopharynx
What are the borders of the nasopharynx?
- Base of skull
- Soft palate
- Cranial cervical vertebrae
Area in green

Oropharynx
Where is the oropharynx?
It extends from the oral cavity (from the last molar) to the epiglottis
Area in blue

Laryngopharynx
Which colour arrow shows the flow of air?

Blue
Which colour arrow shows the pathway of food?

Green
What structure is outlined here?

Dorsal nasal concha
What structure is outlined here?

Ventral nasal concha
What structure is outlined here?

Nasopharynx
What structure is outlined here?

Guttural pouch (right)
1
Conchofrontal sinus
2
Caudal maxillary sinus
3
Rostral maxillary sinus
4
Position of frontomaxillary opening between 1 and 2
What does the circle indicate?
The area where the caudal maxillary sinus can be trephined
1
Frontal part of the conch-frontal sinus
1’
Dorsal conceal part of the conch-frontal sinus
2
Caudal maxillary sinus
2’
Position of the frontomaxillary opening
3
Rostral maxillary sinus
4
Cerebrum
5
Cerebellum
1
Maxillary sinus
2
Rostral frontal sinuses
3
Caudal frontal sinus
4
Dorsal conchal sinus
1
Rostral frontal sinus
2
Caudal frontal sinus
3
Sphenoidal sinus
4
Maxillary sinus