Which projection of the elbow will demonstrate the radial head, ...

[sam.t96]

Which projection of the elbow will demonstrate the radial head, neck, and tuberosity superimposed on the ulna?
 
 AP oblique with 45 degree medial rotation
  AP oblique with 45 degree lateral rotation
  lateromedial
  AP

Question 2

The period of time between initial exposure to radiation and the appearance of side effects is the:
 
 acute period
  chronic period
  manifest period
  latent period

[Awesome]

Answer to Question 1

AP

Rationale: The AP elbow, when the humeral epicondyles are parallel to the plane of the image receptor, will show slight superimposition of the radial head, neck and tuberosity on the ulna.

Answer to Question 2

latent period

Rationale: The latent period is the timeframe before symptoms visibly manifest.