The amount of time an energized beam is directed towards a ...

[Anajune7]

The amount of time an energized beam is directed towards a specific barrier is:
 
 workload
  occupancy
  use factor
  control booth

Question 2

Imaging the AP oblique 3rd toe will require the entire foot to be rotated:
 
 30-45 degrees medially
  50 degrees laterally
  30-45 degrees laterally
  50 degrees medially

[Sarahjh]

Answer to Question 1

use factor

Rationale: The amount of time an energized beam is directed towards a specific barrier is the use factor.

Answer to Question 2

30-45 degrees laterally

Rationale: Rotation of the foot for AP oblique 3rd digit should go 30-45 degrees laterally, most comfortably to keep the part as close to the image receptor as possible.

[Anajune7]

TY

[Sarahjh]

Happy to Help