Information obtained from a radiation dose response curve can be used to predict the risk of malignancy in human populations exposed to low levels of ionizing radiation.

For individual members of the general public not occupationally exposed, the NCRP recommends an annual effective dose limit of ______for continous (or frequent) exposures from artifical sources of ionizing radiation other than medical irradiation and natural background and a limit of ______annually for infreqent exposures.

Which agency is responsible for regulations regarding an employee’s “right to know” with regards to hazards that may be present in the workplace?

A beam with the cross-section shown is subjected to a uniformly distributed load (6+x) kN/m. The weakest locations of the structure are the glue joints aa’ and bb’. What is the shear stress at the glue joints? Please enter the shear stress in the box below. 

Of the following radiation sources, which is Control Booth barrier NOT intended to intercept in a diagnostic x-ray room? 1 Leakage radiation 2 Primary radiation 3 Scatter radiation

The total filtration requirement of _______is required for a fluoroscopic unit.

The equivalent dose limit for the fetus during the entire gestation period is

Responsibilities for a medical facility’s Radiation Safety Officer (RSO) include which of the following 1 Developing an appropriate radiation safety program 2 Maintaining radiation monitoring records for all personel 3 Repairing all broken or defective imaging equipment

The protective curtain on a fluoroscopic unit should be 0.25 mm lead equivalent

Which of the following is/are considered low LET radiation? 1. Alpha 2. Gamma 3. X-rays