Paranasal sinuses CT imaging anatomy

I want to work through the anatomy of the head as seen on CT imaging sections, but there's a lot to look at. Let's start by seeing if we can recognise the frontal, sphenoid and maxillary sinuses and the ethmoidal air cells.

Scrollable computed tomography images of a normal brain:
https://commons.wikimedia.org/wiki/Sc...)

Paranasal air sinuses:
Paranasal air sinuses

Music by Jahzzar
Album: HiFi City Tales
Song: Bodies
SoundCloud: jahzzar​​