Answer:
A nearsighted person sees near objects clearly, while objects in the distance are blurred. Farsightedness is the result of the visual image being focused behind the retina rather than directly on it. It may be caused by the eyeball being too small or the focusing power being too weak.
Scientists are creating vaccinations that prevent people from getting bird flu. If the virus mutates, a new vaccine needs to be made. The vaccine needs to be tested, which can be dangerous. It also takes a long time for scientists to know whether the vaccine works.
Answer:
The dental assistant should respond by explaining
The advantages and disadvantages of radiations.
That dental X-rays do involve radiation but the exposed levels are so low that they're considered safe for children and adults.
If the dentist uses digital X-rays instead of developing them on film .
reduces risks from radiation exposure are even lower.
Dental radiations are not involved in skin cancers.
It can also be said that the dental assistant are not held responsible for this condition
Explanation:
Go inside to rest is the correct option among these choices
