Technique 2- Bitewings

Question 1

What does a horizontal bite wing demonstrate?

Answer 1

Distal of 4 to mesial of 8

Crowns and 1/3 or root

Question 2

What does a vertical Bitewing demonstrate?

Answer 2

Prem molars and molars

More of root

Question 3

How will the image appear if tooth and film are not parallel horizontally?

Answer 3

Horizontal overlap
Crowding or tilting of teeth
Will miss early carious lesions

Question 4

What will occur if not positioned parallel vertically?

Answer 4

Vertical overlap.

Separation of cusps

Question 5

What does decreasing the distance between tooth and film do?

Answer 5

Decreases magnification

Question 6

Where does dot go for bitewings?

Answer 6

Palate

Question 7

What film size should be used for adults bitewings?

Answer 7

2 only

Question 8

What film size should be used for children’s bitewings?

Answer 8

2 if over 10

1 if under 10

Question 9

How can rectangular collocation affect dose?

Answer 9

Reduces does by up to 50%

Question 10

For what reason do we take bite wings?

Answer 10

Detect caries
Monitor caries progression
Assess periodontal status
Assess existing restorations