Question 14 (1 point)

Question

Some frequencies of ultraviolet light have enough energy to kill bacteria and viruses, but do not have enough energy to penetrate or damage human tissue. For which one of the following medical applications would this type of electromagnetic radiation be most useful?

a
to restructure a tooth
b
to correct errors in vision
c
to target and kill cancer cells
d
to disinfect surgical rooms

Answer 1

d. to disinfect surgical rooms