DEN211 Chapter 41 Workbook Assignment
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| Why is it not recommended to have the patient hold the image receptor during exposure? | The patient receives unnecessary radiation.
🗑
|
||||
| What film size is used in the occlusal technique for an adult? | 4
🗑
|
||||
| What film size is recommended for a pediatric patient with all primary dentition? | 0
🗑
|
||||
| A 90-degree angle formed by two lines perpendicular to each other is a _______________. | right angle
🗑
|
||||
| Which exposure technique do the American Academy of Oral and Maxillofacial Radiology and the American Dental Education Association recommend? | Parallel
🗑
|
||||
| The _______________ is the central portion of the primary beam of radiation. | central ray
🗑
|
||||
| What technique is used for exposing dental images? | Both parallel and bisection
🗑
|
||||
| The _______________ is an imaginary line that divides the tooth longitudinally into two equal halves. | long axis of the tooth
🗑
|
||||
| Two things are _______________ if they intersect at or form a right angle. | perpendicular
🗑
|
||||
| The bone that supports and encases the roots of the teeth is the _______________. | alveolar bone
🗑
|
||||
| ____________ means cutting across or through. | Intersecting
🗑
|
||||
| What is a good diagnostic quality image for endodontics? | One that allows you to see 5 mm beyond the apex
🗑
|
||||
| The _______________ is an intraoral technique of exposing periapical images in which the teeth and the image receptor are parallel to each other. | paralleling technique
🗑
|
||||
| What type of film holder can be used in the bisecting angle technique? | BAI
EeZee Grip
Stabe
All answers are correct
🗑
|
||||
| Why is it important to avoid retakes? | To avoid unnecessary radiation exposure
🗑
|
||||
| Why is an exposure sequence important? | So all areas of the mouth are included and images do not have to be retaken
🗑
|
||||
| For partially edentulous patients, how can you modify the technique for using a bite-block? | Use a cotton roll
🗑
|
||||
| Which exposure should be the first for the posterior regions? | Maxillary premolar
🗑
|
||||
| Dental images with the proper landmarks and optimum density, contrast, definition, and detail have good _______________. | diagnostic quality
🗑
|
||||
| When you are exposing films for a pediatric patient, what analogy can you use to describe the tubehead? | Camera
🗑
|
||||
| The _______________ is the coronal portion of alveolar bone found between the teeth. | crestal bone
🗑
|
||||
| _______________ is the term that is used to describe a space between two adjacent surfaces. | Interproximal
🗑
|
||||
| When are occlusal radiographs indicated? | To show a wide view of the arch
🗑
|
||||
| A(n) _______________ is the type of image used for the interproximal examination. | bitewing
🗑
|
||||
| When radiographs are mounted using the labial mounting method, where is the dot placed? | Facing up
🗑
|
||||
| Which of the following can occur when the vertical angulation is incorrect? | Both elongation and foreshortening
🗑
|
||||
| What error occurs when the horizontal angulation is incorrect? | Overlapping
🗑
|
||||
| The _______________ is an intraoral technique of exposing periapical images in which the film and the teeth create an angle that is bisected by the beam. | bisection of the angle technique
🗑
|
||||
| What vertical angulation should be used for bitewing images? | +10 degrees
🗑
|
||||
| What is the purpose of bitewing images? | To view the interproximal surfaces
🗑
|
||||
| An object is _______________ if it is moving or lying in the same plane and is always separated by the same distance. | parallel
🗑
|
||||
| In the bisecting angle technique, how is the image receptor placed in relation to the teeth? | Close to the teeth
🗑
|
||||
| When you are exposing images, in which area of the mouth should you begin? | Maxillary anterior
🗑
|
||||
| What changes must be made in the exposure factors when dental images from a pediatric patient are exposed? | Exposure factors must be reduced.
🗑
|
||||
| An area of a tooth that touches an adjacent tooth in the same arch is the _______________. | contact area
🗑
|
||||
| Where would you begin making exposures for a patient with a severe gag reflex? | Mandibular anterior
🗑
|
||||
| Why is it important for the dental assistant to recognize normal anatomic landmarks? | For mounting of x-ray films
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
ARIGON5248