Question

which two of the following measurements are commonly used to describe the quantity of radiation in the x - ray beam? (select two)
effective dose
air kerma
exposure
entrance dose

Explanation:

Air KERMA (Kinetic - Energy Released per unit Mass) and Exposure are commonly used to describe the quantity of radiation in an x - ray beam. Effective dose is related to the overall risk of radiation exposure considering different tissues' sensitivity, and entrance dose is the dose at the point of entry into the body.

Answer:

B. Air KERMA, C. Exposure