Chapter 21- bite wing technique

(1) The bite-wing tab is a heavy paper tab used to stabilize the receptor by being placed in the middle of the receptor during the exposure. (2) The periapical receptor is oriented so that the tab portion extends from the white side (tube side) of the film or sensor.

Both statements are true

_______ sizes of bite-wing receptors are available.

Three

You have a four year old boy in your chair which size receptor will you need to use to take bite wings on him

Size 0

Which size bite-wing receptor may be placed in a horizontal or vertical position?

size 2

Your 35-year-old patient has clinical attachment loss in the posterior teeth. What type of bite-wing images should you take, and what size receptor should you use?

Vertical; 2

(1) Size 3 receptor can only be used for bite-wing images. (2) Size 3 receptor is the recommended size for adult bite-wing images.

The first statement is true; the second statement is false.

In the adult patient, which size receptor is recommended for bite-wing exposures?

Size 2

When taking a molar bite-wing image, in order to follow rule number 5 of the bite-wing technique, receptor exposure, what must the mesial part of the PID cover?

Both second premolars

The problem with a single bite-wing receptor per side for adult patients is increased

overlapped contacts

When determining vertical angulation, if the position indicating device is positioned above the occlusal plane and the central ray is directed ___ the vertical angulation is termed

downward; positive

Which of the following exposure sequences is recommended for the patient who requires both piratical and bite wing image

2,3,1

Vertical bite wings are often used for patients with

bone loss

What modification in technique is recommended when the patient has anedentulous space causing a problem with bite wing receptor placement

Place a cotton roll in the area of the missing tooth or teeth

According to the text, the identification dot on the film in bite wing placement

has no significance

When taking a premolar bite wing image, in order to follow rule number 5 of the bite wing technique, receptor exposure, what must the medial part of the pid cover

Both canines

Where should you position the medial edge of the receptor when taking a premolar bite wing image

Midline of the mandibular canine

Where should you position the medial edge of the receptor when taking a molar bite wing image

Midline of the mandibular second premolar

(1) Overlapped interproximal contacts are caused by improper vertical angulation. (2) To prevent overlap, the vertical angulation should be adjusted to +10 degrees.

Both statements are false

What vertical angulation should you use when adjusting the pid to take bite wing images with bite tabs

+10

The contacts on your dental image are closed. You will need to take a retake. What should you do in order to achieve open contacts on your retake dental image?

Direct the pid through the contacts of the teeth