Expose and Evaluate

Question 1

Intra oral - show’s full tooth from cusp to apex - used to evaluate for periodical pathology/periodontal disease.

Answer 1

periapical

Question 2

Intra oral - shows crowns, portion of roots of both maxillary and mandibular teeth on one film - used to detect inter proximal decay

Answer 2

bitewing

Question 3

Intra oral - shows large portion of ONE JAW - detects impacted canines, jaw fractures, salivary stones

Answer 3

occlusal

Question 4

Extra oral - shows full maxillary/mandibular arches on one film - evaluates position of 3rd molars, supernumerary teeth, TMJ, maxillary sinus, jaw fractures, edentulous arches - not detailed enough to diagnosis cries/periodontal disease

Answer 4

panoramic

Question 5

Extra oral - lateral view of skull with soft tissue facial profile - used mainly in orthodontics - evaluates normal growth/development

Answer 5

cephalometric

Question 6

Extra oral - used to evaluate the posterior region of the mandible - used in children/patients with limited jaw opening - evaluates impacted teeth/fractures/impacted 3rd molars - can be used to evaluate body of the mandible/ramus

Answer 6

lateral jaw

Question 7

Extra oral - used to evaluate sinuses

Answer 7

water’s projection

Question 8

Extra oral - used to evaluate facial growth/development/trauma/disease/developmental abnormalities

Answer 8

posteroanterior Projection

Question 9

Radiographic film appropriate to examine:

Caries

hint: intra oral films

Answer 9

bitewing and periapical

Question 10

Radiographic film appropriate to examine:

temporomandibular joint

hint: extra oral films

Answer 10

lateral jaw and panoramic

Question 11

Radiographic film appropriate to examine:

Periodontal conditions

hint: intra oral films

Answer 11

periapical and bitewing

Question 12

Radiographic film appropriate to examine:

apical pathology

hint: intra oral film

Answer 12

periapical

Question 13

Radiographic film appropriate to examine:

sinus areas

hint: extra oral films

Answer 13

panoramic and water’s projection

Question 14

Radiographic film appropriate to examine:

dental anomalies, such as supernumerary teeth

hint: 3 intra oral films, 1 extra oral film

Answer 14

periapical, occlusal, bitewing / panoramic

Question 15

Radiographic film appropriate to examine:

edentulous arches

hint: 1 intra oral film, 1 extra oral film

Answer 15

periapical / panoramic

Question 16

Radiographic film appropriate to examine:

locational of impacted teeth, foreign objects etc

hint: 1 extra oral film, 2 intra oral films

Answer 16

panoramic / periapical, occlusal

Question 17

Radiographic film appropriate to examine:

dental implants

hint: 1 extra oral film, 1 intra oral film

Answer 17

panoramic / periapical

Question 18

Radiographic techniques & their purpose:

film holders / bite blocks

Answer 18

stabilize film, prevent movement

Question 19

Radiographic techniques & their purpose:

cotton rolls

Answer 19

stabilize film, patient comfort, prevent movement

Question 20

Radiographic techniques & their purpose:

bitewing tabs

Answer 20

stabilize film, patient comfort, prevent movement

Question 21

Radiographic techniques & their purpose:

lead apron

Answer 21

patient protection / used for all intra oral and extra oral exposures

Question 22

Radiographic techniques & their purpose:

thyroid collar

Answer 22

patient protection / used for all intra oral exposures ONLY

Question 23

What film size & radiographic technique is used for pediatric patients?

hint: intra oral films

Answer 23

0 / bitewing and periapical

Question 24

What film size & radiographic technique is used for narrow anterior on adults?

hint: intra oral film

Answer 24

1 / anterior periapical

Question 25

What film size & radiographic technique is more commonly used on adults and kids? hint: Adults - anterior & posterior 2 intra oral films / Kids - periapical film

Answer 25

2 / Adults - periapical & bitewing / Kids - Occlusal

Question 26

What film size is barely used on adults when doing a long bitewing?

Answer 26

3

Question 27

What film size is used for occlusal on adults?

Answer 27

4

Question 28

What determines film speed? hint: 3 things

Answer 28

size of silver halide crystals / thickness of emulsion / presence of radiosensitive dye

Question 29

True or False less radiation is need to expose radiographs on an edentulous patient

Answer 29

true

Question 30

causes film to fog

Answer 30

temperature

Question 31

when too much, it will cause film to fog

Answer 31

humidity

Question 32

true or false Radiation protection - films should not be stored in areas where patients are exposed to radiation exposure to scatter radiation causes film to fog

Answer 32

true

Question 33

supervision of supply

Answer 33

inventory control

Question 34

new supplies should be placed...

Answer 34

at the bottom or in the back

Question 35

old items should be used...

Answer 35

first so that supplies do not expire