Radiology

Question 1

What is the radiology tube head often referred to as?

Answer 1

PID

Question 2

What are the sizes of veterinary dental radiology film?

Answer 2

0, 1, 2 & 4

Question 3

What is the film speed of veterinary dental film?

Answer 3

Ultra-speed film D

Question 4

What is the rule with Dimple-dot position?

Answer 4

Convex side toward primary beam on coronal aspect of teeth.

Question 5

How are veterinary dental films marked?

Answer 5

Small radiopague adhesive numbers are applied before exposure.

Question 6

What would clear film represent with developing film?

Answer 6

Hasn’t been exposed to x-ray beams; machine wasn’t turned on, or burned out light

Question 7

What would light film represent?

Answer 7

Underexposure; time setting too short

Question 8

What would black film represent?

Answer 8

Overexposure; viewing film between develper/fixer turns film gray

Question 9

What would a green tint represent?

Answer 9

Film was not properly rinsed

Question 10

What would a brown tint represent?

Answer 10

Film not fixed sufficiently in the fixer.

Question 11

Does the kVp and Ma stay the same with digital dental radiology?

Answer 11

Yes, you only adjust the time.

Question 12

How many canine exposures can you get?

Answer 12

12

Question 13

How many feline exposures can you get?

Answer 13

8

Question 14

What are the two different patient positions for dental radiology?

Answer 14

Maxillary & Mandibular teeth

Question 15

What is the parallel technique?

Answer 15

Mandible
Dorsal recumbency
Digital sensor is placed parallel to teeth and PID is perpendicular

Question 16

What teeth are radiographed with a parallel technique?

Answer 16

Feline: 307-309 & 407-409
Canine: 307-311 & 407-411

Question 17

What is the bisecting angle technique?

Answer 17

Maxillary
Ventral recumbency (head parallel to table, propped up 4-6".

Question 18

Primary beam is at a 45-50 degree angle

Answer 18

True

Question 19

The PID is held stationary, you move the patient.

Answer 19

False - the PID is rotated as you move around the patient.

Question 20

What angle is the cone at for Maxillary canines?

Answer 20

55-60 degree. MOre horizontal angle and farther back. Separate views of each canine.

Question 21

What angle is the cone at for mandibular canines?

Answer 21

70-80 degrees. Both on one exposure unless crowns are needed.