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Study sets matching "film radiology"

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Study sets matching "film radiology"

56 terms
radiology film
characteristics of film
what does film record
what kind of base does film have
what is on both sides of film
-sensitive to certain light... -comes in diff colors
latent image
mylar plastic base
gelatin emulsion
characteristics of film
-sensitive to certain light... -comes in diff colors
what does film record
latent image
18 terms
Film&radiology
Conecut
Contact area
Contrast
Crestal bone
PID not centered on the film
Where the teeth touch
Shades of light and dark of the film
Alveolar bone
Conecut
PID not centered on the film
Contact area
Where the teeth touch
45 terms
Radiology film
Film based imaging, three receptor com…
Xray cassettes front
Xray Cassettes back
Photo imprinting
Cassette, intensifying screen, film
Side near the pt, black
Farthest from the object of interest
Prevents section of film from being exposed, this is where pt…
Film based imaging, three receptor com…
Cassette, intensifying screen, film
Xray cassettes front
Side near the pt, black
26 terms
Radiology - Films
film base
adhesive layer
gelatin, silver halide crystals
gelatin
translucent support for emulsion support... made of polyester pl…
attaches emulsion with base
film emulsion is made of ___+_____
part of film emulsion responsible for solution absorption... - a…
film base
translucent support for emulsion support... made of polyester pl…
adhesive layer
attaches emulsion with base
Dental Radiology film processing
Finger Print on Film
Brown Stain on Film
Developer Cut-Off
Dark area on film
Handling film with wet hands
Fixer solution too old, chemicals exhausted or inadequate was…
Not enough developer in tank. Solution only covers half of th…
Film exposed to light before placed in processing (developer…
Finger Print on Film
Handling film with wet hands
Brown Stain on Film
Fixer solution too old, chemicals exhausted or inadequate was…
11 terms
Radiology: Film Processing
Darkroom Considerations
Darkroom considerations: Safelight
How to Evaluate Fogging due to light l…
Automatic Processing
-Cleanliness- Dirt and dust affects film emulsion... -Good tempe…
-Filter must match sensitivity of film used: amber for blue-s…
-In the Dark, place non-radiographed film on counter. Have sa…
-AKA "mechanized film processing"... -Roller assembly carries fi…
Darkroom Considerations
-Cleanliness- Dirt and dust affects film emulsion... -Good tempe…
Darkroom considerations: Safelight
-Filter must match sensitivity of film used: amber for blue-s…
24 terms
Radiology and film processing
Nucleus
Electrons
Photon
Ionization
Inner core of Adams composed of protons and neutrons
Negatively charged particles that orbit around the nucleus
Tiny bundle of pure energy that has no weight or mass
When electrons are removed from atoms harmful to human tissue
Nucleus
Inner core of Adams composed of protons and neutrons
Electrons
Negatively charged particles that orbit around the nucleus
15 terms
Radiology film processing
Darkroom
Automatic processor
Processing steps
68 F
Proper: ... Construction (no light leakage)... Cleanliness (no cont…
The processing cycle duration varies from 4-6 min
Developing... Rinsing... Fixing... Washing... Drying
Recommended temperature for developing solution
Darkroom
Proper: ... Construction (no light leakage)... Cleanliness (no cont…
Automatic processor
The processing cycle duration varies from 4-6 min
13 terms
Radiology: Film Types
Arthrograph
Bite wings
Caldwell projection
Cephalometric
Good for TMJ & other joints
-Show alveolar bone height & caries (shows alveolar bone loss…
Orbit & sinuses (distracter answer)
Facial & skeletal (ortho)
Arthrograph
Good for TMJ & other joints
Bite wings
-Show alveolar bone height & caries (shows alveolar bone loss…
22 terms
Radiology: Film, Cassettes, Grids
Films
Film Emulsion
Film speed: slow
Film speed: Medium
mylar plastic base... gelatin emulsion on both sides... grains of s…
silver ions in emulsion absorb light... processing converts late…
small grain size... best detail... most x-ray
medium grain size... most common
Films
mylar plastic base... gelatin emulsion on both sides... grains of s…
Film Emulsion
silver ions in emulsion absorb light... processing converts late…
80 terms
Radiology Film Processing- ch. 9
Film Processing
Performed in a series of steps
Reduction
Selective reduction
Converts the invisible latent image on the film to a visible…
The diagnostic quality depends on strictly adhering to these…
Reduction of silver halide to black metallic silver
Only energized silver halide crystals are reduced
Film Processing
Converts the invisible latent image on the film to a visible…
Performed in a series of steps
The diagnostic quality depends on strictly adhering to these…
32 terms
Dental Radiology - Equipment & Film
What are the two types of x-ray machin…
Part of intraoral machine that contain…
Part of intraoral machine that suspend…
Part of intraoral machine that contain…
intraoral... extraoral
Tube Head
Extension arm
Control Panel
What are the two types of x-ray machin…
intraoral... extraoral
Part of intraoral machine that contain…
Tube Head
90 terms
Radiology quiz (film processing)
Purpose of film processing
Latent image
Latent images remains invisible within…
How does the latent image become a vis…
-to convert the latent(invisible) image on the film into a vi…
The stored energy within the silver halide crystals forms a p…
It undergoes chemical processing procedures
Under special darkroom conditions, a chemical reaction takes…
Purpose of film processing
-to convert the latent(invisible) image on the film into a vi…
Latent image
The stored energy within the silver halide crystals forms a p…
31 terms
Radiology: Recording the Image (Film)
Receptor components
Cassette positioning
Cassette Criteria
Intensifying Screens
1. Cassette- holds the film... 2. Intensifying lens... 3. Film
-Place the cassette with the front side closest to the patien…
-Sturdy and inflexible under patient weight for many years... -S…
-AKA scintillating screens... -Consist of phosphor crystals boun…
Receptor components
1. Cassette- holds the film... 2. Intensifying lens... 3. Film
Cassette positioning
-Place the cassette with the front side closest to the patien…
47 terms
Radiology Film Development
Reduces crystals into black metallic s…
Removes developer to stop the developi…
Removes "clears" unexposed crystals fr…
Removes all excess chemicals
development
rinsing
fixation (creates radiopaque areas)
washing
Reduces crystals into black metallic s…
development
Removes developer to stop the developi…
rinsing
51 terms
Radiology Film Processing-Madness
Up to __ of poor radiographs due to po…
Darkroom needs to be __, __, __, and s…
Climate of a darkroom should be __, __…
Film is sensitive to __ and __. Makes…
90%
clean... organized... light (and x-ray) proof
cool, low humidity, and good ventilation
heat; moisture... melt; thicken
Up to __ of poor radiographs due to po…
90%
Darkroom needs to be __, __, __, and s…
clean... organized... light (and x-ray) proof
33 terms
Radiology Film PowerPoint
Define exposure.
What are the film characteristics?
What are the image characteristics?
What does film speed represent?
Amount of energy which reaches particular area on film and is…
Speed, granularity, and latitude
Density, contrast, sharpness.
Amount of radiation required to produce a radiograph of accep…
Define exposure.
Amount of energy which reaches particular area on film and is…
What are the film characteristics?
Speed, granularity, and latitude
51 terms
Radiology: Film and Screen Review
Where would the expiration date for ra…
Which of the following statements conc…
How will an increase in developer temp…
Which of the following should be check…
C. The expiration date is clearly marked on the outside of ea…
D. A high ratio grid, is designed to absorb the scatter radia…
A five degree increase in developer temperature will double t…
Temperature changes throughout the day can have a major chang…
Where would the expiration date for ra…
C. The expiration date is clearly marked on the outside of ea…
Which of the following statements conc…
D. A high ratio grid, is designed to absorb the scatter radia…
41 terms
Radiology CXR (films)
plural effusion
pneumothorax
tension pneumothorax
lobar collapse
plural effusion
pneumothorax
24 terms
Radiology and film processing
Nucleus
Electrons
Photon
Ionization
Inner core of atom composed of protons (+) and neutrons (no c…
Negatively charged particles that orbit around the nucleus
Tiny bundle of pure energy that has no weight or mass
When electrons are removed from atoms- harmful to human tissue
Nucleus
Inner core of atom composed of protons (+) and neutrons (no c…
Electrons
Negatively charged particles that orbit around the nucleus
24 terms
Radiology & Film Processing
Nucleus
Electrons
Photon
Ionization
Inner core of atom composed of protons(+) and neutrons (no ch…
Negatively charged particles that orbits around the nucleus
Tiny bundle of pure energy that has no weight or mass
When electrons are removed from atoms
Nucleus
Inner core of atom composed of protons(+) and neutrons (no ch…
Electrons
Negatively charged particles that orbits around the nucleus
9 terms
Radiology Film Processing
Developing agents
Hydroquinone
Elon
Sodium Sulfite
decreases oxidation ... -hydroquinone... -Elon
creates black tones and sharp contrast
creates shades of gray
is a preservative that prolongs the lifespan of the solution
Developing agents
decreases oxidation ... -hydroquinone... -Elon
Hydroquinone
creates black tones and sharp contrast
24 terms
Radiology & Film Processing
Nucleus
Electrons
Photon
Ionization
Inner core of atom composed of protons (+) and neutrons (no c…
Negatively charged particles that orbit around the nucleus
Tiny bundle of pure energy that has no weight or mass
When electrons are removed from atoms-harmful to human tissue
Nucleus
Inner core of atom composed of protons (+) and neutrons (no c…
Electrons
Negatively charged particles that orbit around the nucleus
24 terms
Radiology & film processing
Nucleus
Electrons
Photon
Ionization
Inner core of atom composed of protons + and neutrons
Negatively charged particles that orbit around the nucleus
Tiny bundle of pure energy that has no weight or mass
When electrons are removed from atoms-harmful to human tissue
Nucleus
Inner core of atom composed of protons + and neutrons
Electrons
Negatively charged particles that orbit around the nucleus
24 terms
Radiology & film processing
Nucleus
Electrons
Photon
Ionization
Inner core of atom composed of protons and neutrons.
Negatively charged particles that orbit around the nucleus.
Tiny bundle of pure energy that has no weight or mass.
When electrons are removed from atoms- harmful to human tissue.
Nucleus
Inner core of atom composed of protons and neutrons.
Electrons
Negatively charged particles that orbit around the nucleus.
Radiology film processing
Sodium sulfite
Hydroquinone
Elon
Potassium alum
Prevents or preserves in fixer and developer
Generates black color, very temperature sensitive
Generates gray color, not temperature sensitive
Hardens the emulsion back up
Sodium sulfite
Prevents or preserves in fixer and developer
Hydroquinone
Generates black color, very temperature sensitive
23 terms
Radiology & film processing
Nucleus
Electrons
Photon
Ionization
Inner core of atom composed of protons (+) and neutrons (no c…
Negatively charged particles that orbit around the nucleus
Tiny bundle of pure energy that has no weight or mass
When electrons are removed from atoms- harmful to human tissue
Nucleus
Inner core of atom composed of protons (+) and neutrons (no c…
Electrons
Negatively charged particles that orbit around the nucleus
24 terms
Radiology & film processing
Nucleus
Electrons
Photon
Ionization
Inner core of atom composed of protons (+) and neutrons ( no…
Negatively charged particles that orbit around the nucleus
Tiny bundle of pure energy that has no weight or mass
When electrons are removed from atoms-harmful to human tissue
Nucleus
Inner core of atom composed of protons (+) and neutrons ( no…
Electrons
Negatively charged particles that orbit around the nucleus
21 terms
Radiology - Film Processing
Film processing
Selective reduction
Fixer solution
Developer solution
Refers to a series of steps that produce a visible permanent…
Refers to the reduction of the energized, exposed silver hali…
Removes the unexposed silver halide crystals and creates whit…
Initiates a chemical reaction that reduces the exposed silver…
Film processing
Refers to a series of steps that produce a visible permanent…
Selective reduction
Refers to the reduction of the energized, exposed silver hali…
18 terms
Radiology Quiz Film
Ammonium Thiosulfate... Or Sodium Thiosul…
Sodium sulfate
Potassium alum
Acetic acid
Fixing agent
Preservative
Hardening agent
Acidifier
Ammonium Thiosulfate... Or Sodium Thiosul…
Fixing agent
Sodium sulfate
Preservative
Radiology & Film Processing
Nucleus
Electrons
Photon
Ionization
Inner core of atom composed of protons and neutrons
Negatively charged particles that orbit around the nucleus
Tiny bundle of pure energy that has no weight or mass
When electrons are removed from atoms - harmful to human tissue
Nucleus
Inner core of atom composed of protons and neutrons
Electrons
Negatively charged particles that orbit around the nucleus
21 terms
Film Processing Radiology
Developing process
Developing Solution: agent
Preservative (developing)
Accelerator aka activator (developing)
Develop: exposed crystals, converts them to black metallic si…
Developing agent: converts crystals into black metallic silve…
Sodium sulfite- helps protect the developer from being oxidiz…
Sodium carbonate, provides alkaline solution, softens gelatin…
Developing process
Develop: exposed crystals, converts them to black metallic si…
Developing Solution: agent
Developing agent: converts crystals into black metallic silve…
12 terms
Radiology & Film Processing
nucleus
electrons
photon
ionization
inner core of atom composed of protons and neutrons
negatively charged particles that orbit around the nucleus
tiny bundle of pure energy that has no weight or mass
when electrons are removed from atoms; harmful to human tissue
nucleus
inner core of atom composed of protons and neutrons
electrons
negatively charged particles that orbit around the nucleus
104 terms
Normal Radiology Film Exam #1
Atlantodental Interspace... Child: 3mm... Ad…
George's Line... Normal: Smooth vertical…
Posterior Cervical Line... Normal: When e…
Sagittal dimension of the cervical spi…
Name the line of mensuration and give the maximum measurement…
Name the line of mensuration and explain what a normal finding:
Name the line of mensuration and explain what a normal finding:
Name the line of mensuration:... Canal stenosis may be present w…
Atlantodental Interspace... Child: 3mm... Ad…
Name the line of mensuration and give the maximum measurement…
George's Line... Normal: Smooth vertical…
Name the line of mensuration and explain what a normal finding:
24 terms
Radiology & Film Processing
Nucleus
Electrons
Photon
Ionization
Inner core of an atom composed of protons (+) and neutrons (n…
negatively charged particles that orbit the nucleus
tiny bundle of pure energy that has no weight or mass
when electrons are removed from atoms - harmful to human tissue
Nucleus
Inner core of an atom composed of protons (+) and neutrons (n…
Electrons
negatively charged particles that orbit the nucleus
24 terms
Radiology & film processing
Nucleus
Electrons
Photon
Ionization
Inner core of atom composed of protons (+) and neutrons (no c…
Negatively charged particles that orbit around a nucleus
Tiny bundle of pure energy that has no weight or mass
When electrons are removed from atoms- harmful to human tissue
Nucleus
Inner core of atom composed of protons (+) and neutrons (no c…
Electrons
Negatively charged particles that orbit around a nucleus
24 terms
Radiology and film processing
Nucleus
Electrons
Photon
Ionization
Inner core of atom composed of protons and neutrons
Negatively charged particles that orbit around the nucleus
Tiny bundle of pure energy that has no weight or mass
When electrons are removed from atoms-harmful to human tissue
Nucleus
Inner core of atom composed of protons and neutrons
Electrons
Negatively charged particles that orbit around the nucleus
24 terms
Radiology and film processing
Nucleus
Electrons
Photon
Ionization
Inner core of atom composed of protons and neutrons
Negatively charged particles that orbit around the nucleus
Tiny bundle of pure energy that has no weight or mass
When electrons are removed from atoms
Nucleus
Inner core of atom composed of protons and neutrons
Electrons
Negatively charged particles that orbit around the nucleus
24 terms
Radiology & film processing
Nucleus
Electrons
Photon
Ionization
Inner core of atom composer of protons and neutrons
Negatively charged particles that orbit around the nucleus
Tiny bundle of pure energy that has no weight or mass
When electrons are removed from atoms
Nucleus
Inner core of atom composer of protons and neutrons
Electrons
Negatively charged particles that orbit around the nucleus
24 terms
Radiology and film processing
Nucleus
Electrons
Photon
Ionization
Inner core of atom composed of protons (+) and neutrons (no c…
Negatively charged particles that orbit around the nucleus
Tiny bundle of pure energy that has no weight or mass
When electrons are removed from atoms - harmful to human tissue
Nucleus
Inner core of atom composed of protons (+) and neutrons (no c…
Electrons
Negatively charged particles that orbit around the nucleus
34 terms
Radiology Film Processing
5 steps to processing any film
Developer
Rinse Bath
Fixer
1) Developing... 2) Rinsing/ stop bath... 3) Fixing... 4) Washing... 5) D…
An alkaline chemical solution that converts the latent (hidde…
Stops the developing process... Rinses the developer from the fi…
An acidic solution that removes unexposed crystals and harden…
5 steps to processing any film
1) Developing... 2) Rinsing/ stop bath... 3) Fixing... 4) Washing... 5) D…
Developer
An alkaline chemical solution that converts the latent (hidde…
43 terms
Radiology - Film Processing
purposes
reduction
selective reduction
elon, hydroquinone
____ of film processing ... 1. convert latent image --> visible…
process: energized SHC removed from film ... result: black metal…
process: un-energized, unexposed SHC removed from film ... resul…
developing agent in developing solution
purposes
____ of film processing ... 1. convert latent image --> visible…
reduction
process: energized SHC removed from film ... result: black metal…
9 terms
Radiology: Film Processing Errors
Light Film Image
Dark Film Image
Fogged Film
Partial Image
'Underprocessed'; Developing time was too short, the develope…
Overdeveloping; Temp being to high, solution being to strong,…
Has a gray appearance, image detail is lost, and contrast is…
The film is not completely submerged
Light Film Image
'Underprocessed'; Developing time was too short, the develope…
Dark Film Image
Overdeveloping; Temp being to high, solution being to strong,…
49 terms
Radiology - film processing
The first step in manual film processi…
In manual film processing the rinsing…
The film emulsion is hardened during
The hydroquinone in the developer brin…
development
rinsing removes the developer from the film and stops the dev…
fixation
black; gray
The first step in manual film processi…
development
In manual film processing the rinsing…
rinsing removes the developer from the film and stops the dev…
17 terms
Radiology Film Processing
What are three qualities to a darkroom?
What are the two sides of a darkroom?
What kind of light should be used in a…
What are the 5 basic steps of solutions?
Clean, Organized, Lightproof
Dry side and Wet side
Red light
Developing, rinsing, fixing, washing, drying
What are three qualities to a darkroom?
Clean, Organized, Lightproof
What are the two sides of a darkroom?
Dry side and Wet side
12 terms
Radiology: Processing your Film
Define: Processing
Processing can be done ________ or ___…
What are the qualities of a good dark…
What are the advantages to automatic p…
To go from an exposed and latent image on a film to a beautif…
Manually or Automatically
-Clean... -Organized... -Lightproof
-Standardized & consistent... -Produces radiograph fast... -Reduces…
Define: Processing
To go from an exposed and latent image on a film to a beautif…
Processing can be done ________ or ___…
Manually or Automatically
35 terms
Dental Film (radiology)
Intraoral film
Film speed
Film speed is determined by?
What film speed are available today in…
is made up of a clear, semi-flexible, cellulose acetate film…
refers to the amount of radiation required to produce a radio…
size of the silver halide crystals, thickness of the emulsion…
Currently D and F
Intraoral film
is made up of a clear, semi-flexible, cellulose acetate film…
Film speed
refers to the amount of radiation required to produce a radio…
18 terms
Radiology: The Film and Cassette
What is the image receptor?
What are the components of the image r…
What is Radiolucent?
What is Radiopaque?
Receives the produced x-rays and produces the actual image.
-Cassette/film holder... -Intensifying Screen... -Film
Allows the passage of radiant energy, such as x-rays, with li…
Not allowing the passage of x-rays or other radiation
What is the image receptor?
Receives the produced x-rays and produces the actual image.
What are the components of the image r…
-Cassette/film holder... -Intensifying Screen... -Film
50 terms
ch. 9 radiology: Film processing
Steps to produce a visible image on a…
Silver halide crystals: ... ____ x-radiat…
Latent image:... Pattern of ____ energy o…
A chemical reaction:... Reduction:... The ha…
1. LATENT --> VISIBLE ... 2. PRESERVE --> PERMANENT
Absorb, exposure
Stored
silver halide... black metallic
Steps to produce a visible image on a…
1. LATENT --> VISIBLE ... 2. PRESERVE --> PERMANENT
Silver halide crystals: ... ____ x-radiat…
Absorb, exposure
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