Dental Radiology Final

What type of film requires an intensifying screen and a cassette loader?

What is the part of the film that protects from secondary radiation?

What part of the fixing solution removes unexposed silver bromide crystals?

T/F Personal monitoring badges detect the amount and type of radiation received.

angle of the eye

T/F The finer the grain the better the detail.

a web-like appearance on the radiograph

Which solution in the developer builds contrast?

What is the purpose of the developer?

What is the vertical angulation for lower cuspids?

What controls electrically generated?

What is the most common size film used on adults?

electrically negative charges that are constantly in motion

Temporary redness of the skin caused by exposure to radiation in excessive amounts

images that appear white or light on a film

What are films called that are used outside of the mouth?

What is the most sensitive cell?

flare of the nostril

T/F The purpose of rapid processing is to see the image quickly.

What absorbs weak unuseful rays?

loss of detail

Double Exposure results in what type of image

Who invented the bitewing film?

What is the purpose of the collimator?

What is the vertical angulation for upper cuspids?

What is the solvent for the developing solution?

What are substances that have a surface?

What are substances that are difficult to compress?

What produces whenever the state of matter is altered by with natural or artificial means?

Who discovered xrays in 1895?

imaginary vertical line that divides the body into left and right

What is the most common size film used for bitewings?

What was the exposure time for the first radiograph?

Who discovered the first intraoral radiograph?

Where is the focusing cup?

leakage on the emulsion

When a film is exposed to white light it will appear?

central beam emitted from the tube head

Who discovered the first dental radiograph 14 days after Roentgen?

Who was the first dentist to use x-rays for endodontic procedures?

What is the solvent for the fixer solution?

What is the vertical angulation for upper molars?

center of the atom

Who invented the tungsten high vacuum tube?

What type of film shows the entire tooth?

a method of reducing radiation

What type of cone does the parallel technique use?

T/F When taking a cuspid film be sure to center the cuspid on the film.

What part of the developing solution is considered the activator?

T/F Black paper is not part of the x-ray packet.

What is the vertical angulation for lower centrals?

Evident in the maxillary third molar film

What part of the fixing solution hardens the image?

When you don't put enough verticalangulation the cause is known as?

What are substances that flow freely?

T/F An occlusal film is considered an intraoral film.

T/F A panorex is considered an intraoral film.

Who developed the long cone parallel technique?

Where is the cone pointed with negative angulation?

Term for how tissue absorb radiation

What is the most common size of film used for occlusal films?

Where is the focal spot located?

T/F The purpose of the bitewing tab is to secure the position of the film.

RAD means

T/F Cone cutting is caused by incorrect cone placement.

the degree of blackness on the film and the amount of light transmitted

What part of the mandible can be seen in the molar periapical film?

radiolucent structures showing areas of breakdown

Where is the cone pointed with positive angulation?

What is the up and down movement of the cone known as?

Darkening of the film by other means then the primary beam

T/F Purpose of mounting xrays is to retain the sequence for diagnosis.

What type of solution is the developer?

What part of the film is towards the teeth?

The safety light should be how many feet away from the working area?4 ft

T/F Anode is also made of copper to help with cooling.

What is an example of short wavelengths?

T/F X-rays are invisible.

What is the sequence for automatic processing?

Who was the father of modern dental radiography?

What type of solution is the fixer?

The development of abnormal tissue

difference between black and white

What type of film shows the interproximal of upper and lower teeth?

electrical positive charge

What is the vertical angulation for upper bicuspids?

a chemical combination of two or more atoms

What is another word for Roentgenology?

appears dark on a film x-ray pass through the object easier because of low density

What determines quantity of potential x-rays?

When you put too much vertical angulation the cause is known as?

T/F The light type packet can be made of plastic or paper.

A thin piece of transparent polyester coated with gelatin

The unit of quantity of an electrical current

Who discovered the first pre-wrapped intraoral film?

What type of cone does the bisecting technique use?

How does the film with no exposure develop?

upright portion of the mandible

Who owns the x-rays taken on a patient?

Measurement of electromagnetic energy(wavelengths)

T/F You do not have to stir the solutions for developing.

an opening for nerves visible near the apex of the mandibular bicuspids

deposits that can be seen in the interproximal areas of the tooth

What is the unit of measuring ionizing radiation exposure?

lead disc to restrict the size of the beam

What type of wavelength is a gamma ray?

What part of the developing solution prevents fogging?

What is an example of long wavelengths?

What is used to protect the thyroid and parathyroid?

What two things safely shield the radiation in the operatories?

The central beam must projection a line perpendicular to an imaginary plane is known as___?

T/F Films should be stored in the x-ray room.

streaks on processed film

What type of film surveys the entire arch?

T/F The bitewing film is considered a cavity detecting film.

What type of error occurs if the film is placed backwards

T/F No retakes is another way of reducing radiation.

amount of ionizing radiation to produce biological effects

What is the vertical angulationfor lower molars?