When critiquing a portable AP semierect chest image, the clavicles are horizontal, and less than 1 inch (2.5cm) of the chest apices are demonstrated superior to the clavicles.  What positioning changes, if any, are required to improve this image?

A left lateral Swimmer’s demonstrates the right and left articular pillars and zygapophyseal joints without superimposition. The humerus demonstrating the least amount of magnification is situated anterior to the vertebral column. What positioning adjustment is required to obtain an optimal image? 

Immediately following the injection of contrast media for an enhanced CT head scan, the patient develops a severe case of hives.  What medication should the technologist have readily accessible for the physician to administer to treat the condition?  

What is the cause of a halo artifact on a CR image?

A technologist observes a co-worker refolding a prepared sterile tray because the radiologist has been detained.  What would be the appropriate course of action?  

What corrective action should the technologist take to improve this trauma pelvis image? 

What are the decision variables for your Model A LP? Make sure to write the mathematical representation and describe them in words.

Which factor increases the total radiation intensity at the image receptor?

What personal protective equipment is worn by the technologist for a patient on droplet precautions? 

What pathology refers to the presence of large amounts of gas and fluid in uniformly dilated loops of small and large bowel, often seen after abdominal surgery?