- When the exposure button is pushed, the high-voltage circuit is activated.
- The electrons in the cloud are accelerated across the x-ray tube to the anode.
- The molybdenum cup in the cathode directs the electrons to the tungsten target in the anode.
- The electrons travel from the cathode to the anode.
Collimator
Metal component that defines the size and shape of the x-ray beam | | Position indicating device (PID) | Device that allows the beam to be aimed accurately at the area under investigation and also sets up the focus-to-skin distance |
| Extension arm | |
2: Intraoral X-ray Equipment and Imaging | Pocket Dentistrypocketdentistry.com › 2-intraoral-x-ray-equipment-and-imagingAbout Featured SnippetsStep-up transformer
Steps up the voltage applied across the x-ray tube from 240 V to between 60–70 kV | | Step-down transformer | Steps down the voltage applied to the filament to 10 V |
| Autotransformer | Allows the kV to be varied on those sets with variable kV selection |
2: Intraoral X-ray Equipment and Imaging | Pocket Dentistrypocketdentistry.com › 2-intraoral-x-ray-equipment-and-imagingAbout Featured Snippets Overview
Dental X-rays can help your dentist detect oral health issues, like cavities and gum disease, before they worsen Test Details
How are dental X-rays done?
Before taking dental X-rays, a technician will place a lead apron over your chest and may wrap a thyroid collar around your neck Results and Follow-Up
How often should I get dental X-rays Additional Common Questions
Can I refuse dental X-rays?
As an individual, you have the right to refuse dental X-rays. However An
x-ray tube is mounted on one side and the x-ray film or a detector on the opposite side. The patient's head is positioned with chin, forehead and side rests. The patient may be provided with a bite blocker to open the mouth slightly for a clearer picture.The X-ray film used in dentistry has four basic components: i.
Film base ii. Adhesive layer iii. Film emulsion iv.
The main types of dental X-rays include:
- Bitewing:You will bite down on a biting tab during this X-ray. ...
- Periapical: The image displays the whole tooth, from the crown to the root. ...
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