Radiology Final

Between patients the Nomad should be?

Wiped with a disinfectant wipe

Maximum protection for the operator is when the Nomad is held

parallel to the operator

The back scatter shield should always be positioned 

outer edge of the cone

To keep a large protection zone always keep the unit 

close to the patient

What button is the arrow pointing to

Power

What image are we exposing with the following settings?

Bitewings

What image receptor is being used with the following settings?

Sensor

TRUE OR FALSE: The patient may have to tip, tilt or turn their head when taking Xrays with a Nomad?

true

What images are we exposing with the following settings?

Anteriors

If you get an incomplete on the screen, what do you need to do to reset the unit before being able to take another Xray? 

press any button

Receptor used to examine the crowns of the upper and lower teeth

bite-wing receptor

Defintion of: dentulous

with teeth

Defintion of: edentulous

without teeth

what is the receptor placed outside the mouth called?

extraoral receptor

what is the receptor placed inside the mouth called

intraoral receptor

what do you call the lower jaw?

mandible

what do you call the upper jaw?

maxilla

occlude means to:

to close or to bite

Which receptor is used to examine large area of the upper or lower jaw?

occlusal receptor

Which receptor is used to examine the apices

periapical receptor

What is an imaged used to examine large areas of the maxilla and the mandible as well as adjacent structures?

panoramic

What receptor exposure error caused the image to appear as above?

overexposure

What receptor exposure error caused the image to appear as above?

underexposed

What error is shown in the above image?

overlapping contacts

What is the cause of the error in the above image

To much vertical angulattion

What is the cause of the error in the above image?

too little vertical angulation

What material is shown in the canals of tooth #19?

gutta Percha

What type of restorative replacement is shown for tooth # 19

implant

What type of restoration is on tooth #20?

porcelain Crown

An image is elongated when the teeth look _________, this is caused by__________________

Long, To little vertical angulation

An image is foreshortened when the teeth look ____________________ and this is caused by ___________________

short, to much vertical angulation

Radiopaque hook like projection on a maxillary molar image

Hamulus

Bony growth found in the oral cavity

tori

Radiolucent hole in the bone between the maxillary central incisors

incisive foramen

Large radiolucent area above the maxillary incisors

nasal cavity

Radiolucent area above the apices of the maxillary premolars and molars

Maxillary sinus

Vertical radiopaque line that divides the nasal cavity

Nasal septum

Thin radiolucent line between the maxillary central incisors

medial palatal suture

Radiopaque bulge distal to the third molar on a maxillary PA

Maxillary tuberosity

Ring shaped radiopacity below the mandibular incisors that surround the lingual foramen

Genial tubercles

Small radiolucent dot below the mandibular incisors surrounded by the genial tubercles

Lingual foramen

Thick radiopaque band that extends from the premolar to incisor region

mental ridge

Small radiolucent dot in the region near the mandibular premolars

mental foramen

Radiopaque band near the apices of the mandibular molars

mylohyoid ridge

The outer most radiopaque layer of the crown of a tooth

enamel

Appears radiopaque and makes up most of the tooth under the enamel

dentin

Line where the enamel meets the dentin

Dentino-Enamel Junction

Radiolucent area in the tooth that contains nerves, blood vessels, and lymphatics of tooth

pulp cavity

Dense radiopaque line that surrounds the root of the tooth and forms the the wall of the tooth socket

lamina dura

The arrows are outlining what landmark?

Hamulus

Which number is the border of maxillary sinus?

#1

Which number is the Maxillary sinus?

#2

Which number is the Septum in Maxillary sinus?

#4

Which number is the inferior border of zygomatic arch?

#6

Which number is the zygomatic process?

#3

Which number is the zygoma?

#5

Which number is the outline of nose?

#2

Which number is the incisive foramen?

#1

Which number is the Nasal Fossa?

#4

Which number is the Median Palatine suture?

#8

Which number is the Nasal Septum?

#5

Which number is the Lateral Fossa?

#3

Which number is the Border of the Nasal fossa?

#6

Which number is the anterior nasal spine?

#7

Which number is the Maxillary tuberosity?

#8

Which number is the incisive canal?

#11

Which number is the Incisive Foramen?

#12

Which number is the Nasal Cavity?

#14

Which number is the Nasal Septum?

#15

Which number is the Hard Palate?

#16

Which number is the Maxillary Sinus?

#17

Which number is the condyle?

#1

Which number is the Mandibular Foramen?

#4

Which number is the Lingual Canal?

#6

Which number is the Mental Foramen?

#7

Which number is the Lingual Foramen?

#11

Which number is the genial tubercles?

#12

Horizontal means**

side to side

When exposing Xrays the operator must be ____________ feet away from the tubehead if no barrier is present.***

true (6 ft)

what is the error in this PA?***

cone cut

The genial tubercles are found in the periapical film exposure of the:

Mandibular central

How many Xrays are in an FMX?***

18-20

What is wrong with this premolar PA?***

root is cut off

An FMX contains how many Bitewing images?***

4

What material is shown in the canals of tooth #19?***

gutta percha

The nasal spine is found in the periapical film exposure of the:

maxillary central

Which of the following will correct an overlapping error?***

Directing the central ray perpendicular to the plane of the image receptor

On the chart pictured below, what type of restorative material is on tooth #14? 

amalgam

What position should the patient's head be in when exposing a maxillary Topographic Occlusal projection?

parallel to the floor

In the chart pictured what is the existing condition of #1 and #32?

missing

When exposing photos how many extra oral photos are taken?

3

When charting in Eaglesoft and you can not find a tab for what you are looking for you may want to check under _____________.

conditions

When exposing intraoral photos with a camera for ortho records how many are taken?

5

What exposure is most likely to trigger the gag reflex? 

Maxillary Molar

What is the approximate age that the adult mandibular central incisors will erupt?

6-7 years old

What is the age range that the maxillary 1st molars erupt?

6-8 years old (on canvas she marked 10-11)

In the chart pictured what is the condition of teeth #16 and #17?

impacted

Which projection is best for the examination of the maxillary sinus?

waters

Which projection is best for the examination of fractures of the zygomatic arch?

submentovertex

Which projection is best for the examination of fractures of condylar neck?

reverse Towne projection