Multiple Choice
Occasionally,a patient may have to be placed in the prone position for a sacrum radiography,and a PA projection performed.What is the central-ray angle for this projection?
A) 10 degrees caudad
B) 15 degrees caudad
C) 10 degrees cephalad
D) 15 degrees cephalad
Correct Answer:

Verified
Correct Answer:
Verified
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