Which position would best demonstrate the radial head of the Elbow without superimposition?

How should this PA Oblique wrist be adjusted / corrected in order to demonstrate proper positioning? 5. over rotated wrist.png 

Portable AP Chest image has a major repeatable error. What is the CORRECTION to the error here? Select the answer that applies. 17.png  

What is the error with this PA Chest? 7.png  

What pathology is displayed here? 30.png 

AP Abdomen (recumbent): Why does this image NOT meet the diagnostic evaluation criteria? 25.jpg  

Lateral Scapula image shows the medial (vertebral) border of the scapula next to the ribs while the lateral (axillary) border is at the external side. This error shows that the patient was ___________.

For an accurately performed Upright Abdomen for free-air, the diaphragm domes should be located ______. 19.png  

What breathing instructions should be given when performing the exam demonstrated in this image? 24.jpg  

Why is it desirable to include the diaphragm in an Upright Abdomen radiograph?