Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
49 Cards in this Set
- Front
- Back
|
What is contained in dry side equipment?
|
Loading Bench
Lightproof Film Starge Bin Storage Area Automatic Processors QC Devices Film Hangers |
|
|
Rule of thumb that 2 Degree increase in temp is?
|
15%
|
|
|
What are the Advantages of a Central Darkroom?
|
Cheaper Operation
Fewer to run Less Maintenance and repairs Better QC (consistency) Size depends on Dept., PT Load, and Funding |
|
|
What are the
Advantages if a Sparse Darkroom? |
Close
Radiographer cover less distance Provide PT care if needed Better communication with DR personnel Film loss and wrong PT ID decreased |
|
|
Wall lead thickness is?
|
1/16 of an inch
|
|
|
Dispersed Darkroom accomidates____ rooms?
|
2
|
|
|
What is readily available in Darkrooms?
|
Plumbing and Electrical
|
|
|
What is the prefered entrance in Darkrooms?
|
Revolving Door
|
|
|
What entry lets in least amout of light and takes up least space?
|
Revolving Door
|
|
|
What is required for regular doors?
|
Inside Locks
|
|
|
What equpment is considered for size of darkroom?
|
Benches
Film storage bins Processing tanks Replinishment tanks Film dryer Refridgeration System |
|
|
What are the three types of illumination for darkrooms?
|
Safelight
General Radiographic |
|
|
What type of material is used on walls in the Darkroom?
|
Chemical Resistant
|
|
|
What wall finish is most desireable?
|
Plastic
|
|
|
What is recomended for chemical resistant flooring?
|
Ashphault and Clay tile
|
|
|
Preferred type of ventilation?
|
A/C
|
|
|
Manual Temp is controlled by?
|
Water circulating around the tank
Mixing valve with thermostat @ 68 degrees |
|
|
Four compartment tank consists of?
|
Two Insert Tanks and Two Master Compartment Tanks
|
|
|
Level of solution from the top of the tank?
|
1 Inch
|
|
|
Manual cirtical check before workday is
|
Developer
|
|
|
Chemicals unpredictable after 75 Degrees
|
Metol and Elon
|
|
|
Stainless steel is the best tank because?
|
High corrosion Resistance Equal distribution of temp.
Prevents Condensation Maintains Temp |
|
|
Optimum Temp for manual development is?
|
68-72 Degrees F
|
|
|
Primary reasons for chemical fog are?
|
Excessive Temps.
Oxidized or derteriorated Repeated inspections of film |
|
|
4 Types of stains?
|
Brown
Variegated color pattern Grahish yellow or Brown Grayish White Scum |
|
|
What is a brown stain?
|
oxidized
|
|
|
What is a Variegated Color Pattern?
|
Inadequate rinsing
|
|
|
What is a Grayish yellow or brown stain?
|
Excess fixation or exhausted fixer
|
|
|
What is grayish white scum?
|
Incomplete washing
\ |
|
|
what are the 3 Different Marks
|
Crinkle
static water |
|
|
what are Crinkle marks?
|
Bent film
|
|
|
What are Static marks?
|
Friction between film and another object
|
|
|
What are Water marks?
|
round droplets on film
|
|
|
A replinisher pump maintains?
|
ALkalinity of developer
Acidity of Fixer The chemical strength of both |
|
|
Feed tray does?
|
accepts and loads film
|
|
|
Development is?
|
Latent to a manifest image
|
|
|
Produced first processor?
|
Pako in 1942
|
|
|
Advantages of automatic over manual?
|
Shorter processing time
Consitently better films More Pt's Safer |
|
|
Reasons Conventional chemicals were unsuitable?
|
Swelling and shrinkage caused problems with rollers.
Not concentrated enough |
|
|
Inadequate spacing of rollers makes film
|
Slip or jam
|
|
|
Crossover racks purpose?
|
Guides film from one tank to another
|
|
|
The five main systems in automatic processing?
|
Flim Transport
Circulation/Filtration system Tempering system Replenishment system Dryer System |
|
|
If guide shoes are imprper;y posistioned it will leave?
|
Guide shoe marks on film
|
|
|
Types of Artifacts?
|
Guide shoe Marks
Pi lines Emulsion Pick-off and gelatin buildup Chemical Fog |
|
|
Daily Processor Maintenance includes?
|
Secure Power
Remove and clean -Feed roller rack -Crossover Rack -Evaporation Lids Drain water tank via drain valve Wipe spilled chemicals inside n out Make log entry |
|
|
Weekly Auto Processor Maintenance Includes?
|
Daily
Remove and Clean Deep racks Inspect for loose or missing screws and tension springs Inspect rollers Check Chemical tanks Make Log entry |
|
|
What date was PRMP initiated?
|
Dec 1976
|
|
|
Automatic Processing solutions will tolerate _____ as much current as Manual Processing.
|
Twice
|
|
|
What is included in wet side of the darkroom?
|
Sinks, Drains, Watervalves
Chemicals Viewboxes Manual Processing tanks Film Dryer |
