QUESTIONS & CORRECT ANSWERS
________ contains negatively and positively charged ions. -
CORRECT ANSWER - Iodinated Ionic Contrast Media
________ do not ionize into separate negative and positive
charges. - CORRECT ANSWER - Iodinated Nonionic Contrast
Media
________ dosimeters use aluminum oxide to record dose. -
CORRECT ANSWER - OSL
________ dosimeters use lithium fluoride crystals instead of film
to record dose. - CORRECT ANSWER - TLD
________ has a far lower incidence of contrast agent reactions
because it is not ionized. - CORRECT ANSWER - Iodinated
Nonionic Contrast Media
________ is germ (sperm or ovum) cell division that halves the
number of chromosomes in each cell so that the union of two
,germ cells produces a new cell with 46 chromosomes. -
CORRECT ANSWER - Meiosis
________ is somatic cell division that comprises of four phases.
When division is complete, each new cell contains 46
chromosomes. - CORRECT ANSWER - Mitosis
________ is the product of absorbed dose times the radiation
weighting factor times the tissue weighting factor. - CORRECT
ANSWER - Effective Dose
________ is the unit of effective and equivalent dose. -
CORRECT ANSWER - Sievert (Sv)
________ of water occurs as radiation energy is deposited into
the water of a cell. - CORRECT ANSWER - Radiolysis
________ shock (or ________) is a reaction to foreign proteins
after injections, and may follow injection of iodinated contrast
media. - CORRECT ANSWER - 1) Allergic
2) Anaphylaxis
, ________ shock is when blood pools in peripheral vessels. -
CORRECT ANSWER - Neurogenic
________ shock results from cardiac failure or other
interference with heart function. - CORRECT ANSWER -
Cardiogenic
________ takes into account the biologic impact of the type and
energy of the radiation being used. - CORRECT ANSWER -
Radiation weighting factor (Wᴿ).
________ use film that is similar to dental x-ray film. -
CORRECT ANSWER - Film Badges
*Study guide for the ARRT exam in radiography.* - CORRECT
ANSWER - *Anatomy and positioning are not covered in this
study guide.*
A genetic effect is damage to the ________ molecule, which is
then passed on to the next generation. - CORRECT ANSWER -
DNA