Podcast
Questions and Answers
What is the primary adjustment made to the height of the X-ray beam when performing an erect lateral view of facial bones?
What is the primary adjustment made to the height of the X-ray beam when performing an erect lateral view of facial bones?
- It is left at a standard height.
- It is 2.5 cm above the outer canthus.
- It is 2.5 cm inferior to the outer canthus. (correct)
- It is positioned at eye level.
In which position is the X-ray beam directed when imaging lateral facial bones?
In which position is the X-ray beam directed when imaging lateral facial bones?
- Prone position.
- Seated position.
- Erect position. (correct)
- Supine position.
Which anatomical landmark is used as a reference point when positioning the X-ray beam for lateral facial bones?
Which anatomical landmark is used as a reference point when positioning the X-ray beam for lateral facial bones?
- Mouth corner.
- Tip of the nose.
- Inner canthus of the eye.
- Outer canthus of the eye. (correct)
What is the effect of not adjusting the X-ray beam height correctly during a lateral projection?
What is the effect of not adjusting the X-ray beam height correctly during a lateral projection?
Why is the X-ray beam centered 2.5 cm inferior to the outer canthus during the procedure?
Why is the X-ray beam centered 2.5 cm inferior to the outer canthus during the procedure?
Flashcards
Lateral Facial Bones X-ray
Lateral Facial Bones X-ray
An X-ray image of the lateral facial bones, taken in an erect position with the central ray 2.5cm below the outer eye corner.
X-ray Beam Direction
X-ray Beam Direction
The direction of the X-ray beam in the lateral facial bone X-ray.
Erect Position
Erect Position
The patient's upright position during a lateral facial X-ray.
Central Ray Position
Central Ray Position
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Study Notes
Lateral Facial Bones X-ray Parameters
- Direction of X-ray beam: Lateral (side-to-side).
- Patient Position: Erect (standing).
- X-ray Height Adjustment: The central ray's height is adjusted to be 2.5 cm below the outer corner (canthus) of the eye.
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