ACTUAL Exam Questions and CORRECT
Answers
Which of the following are not used in direct capture DR systems?
a. detector elements (DELs)
b. charged-couple devices (CCDs)
c. plate readers
d. thin-film transistors (TFTs) - CORRECT ANSWER - c. plate readers
What is the medical term for fever?
a. apnea
b. hypertension
c. orthostatic hypotension
d. pyrexia - CORRECT ANSWER - d. pyrexia
At a distance of 72 inches, the dose from a radiation source is measured at 125 microgray. What
will be the dose at a distance of 40 inches?
a. 225 microgray
b. 405 microgray
c. 39 microgray
d. 69 microgray - CORRECT ANSWER - b. 405 microgray
Lethal effects on the embryo/fetus are most likely to occur during which stage of pregnancy?
a. preimplantation
b. fetal stage
c. organogenesis
d. second trimester - CORRECT ANSWER - a. preimplantation
, You are performing a mobile chest x-ray on an asthenic patient. the mAs and kVp are set as low
as possible, but you still expect the IR exposure to be excessive for the patient's body habitus.
Another way to decrease IR exposure would be to:
a. decrease grid ratio
b. decrease added filtration
c. increase anode angle
d. increase SID - CORRECT ANSWER - d. increase SID
The bottom reading of a blood pressure test is the:
a. systolic reading
b. diastolic reading
c. cardia reading
d. sinus reading - CORRECT ANSWER - b. diastolic reading
Which tissue type exhibits the greatest growth rate and proliferation?
a. bone marrow
b. muscle
c. brain
d. kidneys - CORRECT ANSWER - a. bone marrow
The aging process commonly results in a decrease in: (select all that apply)
a. calcium in the bones
b. muscle strength
c. tissue elasticity
d. visual acuity - CORRECT ANSWER - a. calcium in the bones
b. muscle strength
c. tissue elasticity