Ch 28 New WB Questions 1-16, Matching 1-5, Multiple Choice 1-10, Matching 1-18

1. Which of the following is correct regarding the types of instruments used in dental radiology?

A.) Image receptor holders such as XCP kits are considered semi critical instruments and must be prior to reuse on another patient.

2. Which of the following is the correct sequence for exposing a full mouth series using size 2 image receptors with the paralleling technique?

A.) maxillary right canine, maxillary incisors, maxillary left canine, mandibular left canine, mandibular incisors, mandibular right canine, maxillary right premolars, maxillary right molars, mandibular left premolars, mandibular left molars, maxillary left premolars, maxillary left molars, mandibular right premolars, mandibular right molars

3. Which of the following holders is not used to obtain images during the bisecting technique?

C.) Patient's finger to stabilize receptor

4. When obtaining the molar bite-wing image, the image receptors should be aligned with the mid line of the second premolar in order to obtain the first and second molars centered in the image.

D.) the first statement is false; the seconds statement is true

5. Horizontal angulation should be zero for bite wing exposures. If the horizontal angle is not zero, the beam does not go directly through the contacts between the teeth and overlap may occur.

A.) both statements are true

6. Which of the following image receptor placement error occurs when the traditional film is placed reverse in the oral cavity?

c. herring bone

7. Which of the following is not correct regarding placement of the mandibular occlusal cross-sectional projection?

C.) The PID is set with the central ray at 65 degrees to the image receptor.

8. Which of the following is correct regarding the pediatric mandibular cross-sectional occlusal projection?

B.) The center of the chin is centered in the position indicating device (PID).

9. Which of the following is not correct when managing a patient with special needs during radiographic exposures?

B.) Work as slowly as possible so the patient is comfortable.

10. Which of the following is correct regarding the developing solution?

B.) crystals that do not receive any x-radiation are unchanged by the developer.

11. Which of the following is not correct regarding autoprocessing?

D.) The autoprocessor solutions may be used in a manual processing tank if needed.

12. Which of the following is correct regarding the darkroom safelight?

C.) Exposure of the films to the safelight for more than 3 minutes may cause the image to disappear.

13. Which of the following is not correct regarding maintenance of manual processing tanks and equipment?

D.) The master tank, since it contains only water, does not need to be cleaned.

14. What is the correct sequence of steps in film mounting after gathering of all supplies and washing hands? Put each item below in number order.

BCEAFD