The Collimator Limits the Size and Shape of the X-Ray $\frac {3} {4}$

question 16

Multiple Choice

The collimator limits the size and shape of the x-ray beam to no more than:

• A)one inch at the skin
• B)2 \(\frac {3} {4} \) inches at the skin
• C)3 \(\frac {1} {2} \)inches at the skin
• D)5 inches at the skin

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Definitions:

Static Variables

Variables that retain their value between multiple function calls, existing for the duration of a program's execution.

Register Variable

A type of variable that is stored in a CPU register instead of RAM to provide faster access to its value.

Address Operator

The address operator, represented by &, is used in languages like C and C++ to retrieve the memory address of a variable.

Extern Declaration

A statement used in C and C++ to declare a variable or function in another file or translation unit.