In lines 21–24, the speaker says, “I have a memory. / It swims deep in blood, / a delta in the skin. It swims out of Oklahoma, / deep the Mississippi River.” The speaker’s memory is …

Radiology departments or individual radiologic technologists can “pledge” to image gently. The pledge includes which of the following?

To reduce patient exposure to the patient: Reduce the amount of x-ray “beam on” time Use as much distance as warranted between the patient and x-ray tube Shield the patient when doing so won’t compromise the anatomy of interest

EfD describes which of the following?

As of 2016, the total annual EqD from medical imaging sources of radiation was:

Which SI units are now routinely used to specify absorbed dose?

BERT is a:

Which of the following is not used to indicate the amount of radiation a patient receives from x-rays?

What two things does blood most strongly symbolize in the poem?

Radiation has been present on Earth since: