radiation protection I

what is the number one reason for retakes in CR/DR for adult patients AND children?

patient positioning and motion

what/who does REM specifically measure and what is its SI equivalent unit?

occupational dose and .01 Sievert (Sv)

give an example of a somatic effect

induction of cancer such as leukemia

briefly describe the linear non-threshold dose response relationship

any dose, no matter how small, may be of some effect

what types of cells are most radiosensitive?

lymphocytes

90% of radiation exposure to the population comes from:

medical use of man-made ionizing radiation

give an example of a genetic effect

cleft palate

what are the minimum requirements for gonadal shielding? name the material and thickness

must be shielded with lead and 0.5 mm Pb equivalent

during an x-ray examination, when should patients be held?

only in emergency but usually never

what is the minimum acute dose of radiation to the gonads that will cause sterility in females?

300 RAD