The paranasal air sinuses often cause pain or discomfort if they get infected. Let's have a look on anatomical models and a human skull and see if we can find the four groups of sinuses in the face.

Is that a huge spider running across the floor at 7:10?

Daily Anatomy App:

For a random human anatomy question every day on your phone you can get my Daily Anatomy question app from the Apple App Store:

https://itunes.apple.com/gb/app/daily...

or Google Play Store:

https://play.google.com/store/apps/de...


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