The atomic number is the number of ____ contained in the nucleus.

You are using a technique of 4 mAs at 86 kVp at 100cm with a 12:1 grid on a single phase x-ray circuit. A single rectifier failure occurs during the exposure of a PA chest on a 65 year-old female. This would create:

Which of the following structures is considered to be most posterior?

Which type of body habitus requires that the image receptor be placed landscape rather than portrait for a PA chest?

The intensity of radiation is reduced with distance because radiation __.

Which of the following structures is considered to be most distal?

Select the anatomical structure indicated by the arrow:

Which of the following creatinine mg/dL levels would be considered abnormal and contraindication for performing an iodinated contrast exam?

Heparin and Coumadin are examples of what type of drug? 

Effective dose takes into account which of the following?