electric slide
after extractions you would use this modality and why?
tesla high frequency current. because it improves germicidal action.
what light is cooler than natural light?
fluorescent lamps (green blue)
what is a contraindication?
refers to a condition the requires avoiding certain treatments
what does energy move through?
space in waves
true or false?
you should not use high frequency on pregnant clients.
true.
what does UV light prompt the skin to produce?
vitamin D
what is the electromagnetic spectrum?
the name given to all forms of energy or radiation that exist?
what is UVB and why is bad for you?
ultra violet burning ray. excessive use can cause skin cancers.
what form of energy are gamma rays from?
x-rays (used for nuclear power plants.
fill in the blank:
infrared light produces more ___________ than visable light.
heat