Your patient had x-rays taken in her previous dental office.She notices that the long metal tube at the end of the x-ray head is longer than it was at the other office.What explanation would you give for the purpose of the tube,or cone,attached to the x-ray head?

Question

Quizplus · Accepted Answer

The metal housing surrounds and protects the x-ray tube and grounds the high-voltage components.The tubehead seals the oil in the tubehead and acts as a filter to the x-ray beam.Aluminum discs filter out the nonpenetrating,longer-wavelength x-rays.The position-indicating device aims and shapes the x-ray beam.

Your Patient Had X-Rays Taken in Her Previous Dental Office