Paranasal Sinus Flashcards
1
Q
what are sinuses?
A
Air filled cavities that are connected to the respiratory tract
2
Q
F: sinuses (3)
A
1) make the skull lighter
2) resonante the sound made by vocal chords
3) increase the SA for the resp epithelium
3
Q
what are the paranasal sinuses? (4)
A
1) frontal sinus
2) sphenoid sinus
3) maxillary sinus
4) ethmoidal sinus
4
Q
what are the paranasal sinuses lined with?
A
respiratory epithelium
5
Q
how many paranasal sinuses do we have?
A
8
