Which of the following is true if you are exposed to an antigen for the second time?

Which of the following is one of the functions of the spleen?

A view of the  AP ankle projection should demonstrate:

Evaluating the image below of the AP projection of the knee: Is repositioning necessary and if so what should  be done to place the knee in the correct position?AP knee.jpg 

Evaluating the image of the PA finger projection below; are there any steps that need to be taken to  reposition the patient and if so how should they be respositioned? PA finger.jpg 

The Camp Coventry method demonstrates:

What are the misaligned structures on the AP elbow image below?

Which routine projection of the elbow will best demonstrate an elevated or visible positive posterior fat pad?

When the posterior fat pad is not visualized on a well-exposed, correctly positioned lateral elbow radiograph it generally suggests:

Identify the pathology demonstrated on the image below.