Positive beam limitation (PBL) is a technology associated to which of the following devices?

The general term for legal documents describing a person’s wishes if one becomes unable to make  decisions about one’s own medical care are called: 

All the following are ARRT Rules of Ethics except

Surgical aseptic technique should be used during which of the following procedures? 

If an electron is gained or lost from an atom, that atom becomes

A sphygmomanometer is used to measure:

A 3-year-old patient comes to radiology for an abdominal study. Even with careful instructions and immobilization, the patient is having difficulty holding still. Which of the following should be done to minimize motion on the radiograph?

Resistance is

An axiolateral projection of the mandible has been ordered to evaluate possible pathology of the mandibular symphysis.  In what position is the patient’s head placed? 

A patient enters the ER with a possible pneumothorax in the left lung. Due to trauma, the patient cannot stand or sit erect. Which of the following positions would best demonstrate this condition?