Radiology Math Quiz

Which systems of measurement are students expected to convert between?

• Metric and Imperial

• Metric and English

• English and Imperial

• Metric and Customary

When given milliampere [mA] and time, what should you be able to calculate?

• The voltage

• The mAs value

• The frequency

• The wavelength

When the kVp is lowered by 15% the mAs needs to be increased by a factor of 2 is known as the _____.

• 10% rule

• 20% rule

• 15% rule

• 25% rule

What is the 15% kVp rule?

• Increasing the kV by 15% you can halve the mAs

• Increasing the kV by 15% you increase the mAs by half

• decreasing the kV by 15% you can halve the mAs

• no adjustment in mAs is needed

What does SID stand for in radiographic exposure factors?

• Source-to-Image Distance

• Speed of Image Development

• Standard Image Density

• Specific Image Detail

Which term refers to the result of adding two or more numbers?

• Difference

• Product

• Sum

• Quotient

What is the term for the result of subtracting one number from another?

• Dividend

• Difference

• Product

• Remainder

Which term describes the result of multiplying two or more numbers?

• Quotient

• Sum

• Product

• Divisor

What is the term for the number being divided in a division operation?

• Divisor

• Dividend

• Quotient

• Remainder

Which term refers to the number by which another number is divided?

• Dividend

• Quotient

• Divisor

• Sum