Fracture of which bony region would generally be most closely associated with the vascular structure mentioned in question three.

If pressure within the structure outlined in yellow decreases, which of the following would you expect to occur in the absence of pathology?

A 32 year old person presents with left sided facial pain, nasal congestion, and a prominent post-nasal drip. A CT scan of the head/orbits is ordered, and a coronal view of this scan is displayed above.

What side is the pathology located?

The walls of which sinus has been breached in this fracture?

Which of the following bones is most likely to have been involved in the fracture shown below?

In Image “b”, into which space would you expect to find the leaking contrast medium?

In image “a” what is the natural source of external compression limiting the retrograde flow of contrast medium?

Which parts of the urethra seem impacted in image b?

The two images below are examples of retrograde urethrography, a form of fluoroscopic imaging in which a contrast agent is introduced to the urethra distally to assess the patency of the urethra. You can review the principles of fluoroscopic imaging here

Which of the following image  shows urethral trauma/demonstrates a pathology to the urethra to a person who is an assigned male at birth?