Questão 1
Questão
A vehicle that can receive ship and deliver a single shipment of radioactive material?
Questão 2
Questão
What five things do you need to make an X-ray?
Responda
-
High voltage source
-
Collimator
-
Filament-emits electrons
-
Target
-
Vacuum to travel in
-
Lead screens
-
Source of energy
Questão 3
Questão
a trainee and an instructor make a shot on a Weld. After exposure, the instructor retracts the source and completes a survey .While setting up for the next shot, the source, due to tube compression, moves from the shielded position. The instructor moves to the camera for his survey meter and notices the 'reading. He immediately leaves the tank and realizes the crank is half a turn off. What is the possible cause in the above situation??
Responda
-
Instructor failed to do a proper survey
-
lnstructor failed to read his pocket dosimeter
-
Instructor failed to secure the source
-
Instructor failed to fully retract source (Would •have had high readings during survey)
Questão 4
Responda
-
Cancer
-
Radiation burn
-
Radiation sickness
-
none of the above
Questão 5
Questão
Name the numerical constant that describes the rate at which a radioactive material decays.
Responda
-
Dose equivalent constant
-
Exposure constant
-
Dose rate constant
-
Decay constant
Questão 6
Questão
What 4 things must be inspected annually on an X- ray machine?
Questão 7
Questão
Whose job is it to see if your X-ray machine is properly labeled?
Responda
-
State inspector
-
RSO
-
You
-
None of the above
Questão 8
Questão
What would the X-Ray machines control panel read?
Responda
-
When energized, this unit will produce Radiation
-
Do not operate without permission
-
Use by authorized personnel only
-
All of the above
Questão 9
Questão
If your dosimeter is damaged and is fully discharged, this will give you:
Questão 10
Questão
The unit of measure that measures irradiated material is?
Responda
-
rem
-
kVp
-
curies
-
absorbed dose
Questão 11
Questão
A site that is not listed on the registrant's license is considered?
Responda
-
A temporary job site
-
Non-Notified job site
-
Illegal job site
-
Unlisted job site
Questão 12
Questão
You are at a temporary job site with a safe line and signs posted. An unauthorized person walks into your Barricade. What do you do?
Responda
-
Raise his attention and tell him to leave the area
-
Try to get his attention, ask him to leave, and if he remains, retract the source and contact security (Or, retract the source immediately)
-
Stop him and tell him the dangers of radiation until he understands
-
Give him a survey meter for immediate....?
Questão 13
Questão
A vehicle transporting an X-ray machine:
Questão 14
Questão
The energy passing from the filament to the target in an X-Ray machine is called?
Responda
-
Passing tube
-
Carrier tube
-
Tube current
-
None of the above
Questão 15
Questão
Conforms to DEQ regulations, but not ran by DEQ?
Responda
-
Agreement states
-
Non-agreement states
-
Neither
Questão 16
Questão
Who regulates the X-Ray programs?
Questão 17
Questão
X-Rays are measured in?
Questão 18
Questão
Which requires the least amount of regulating?
Responda
-
X-Ray cabinet
-
Enclosed X-Ray cabinet
-
Certified X-Ray Cabinet
Questão 19
Questão
The energy from a CO 60 source is ____________ times greater than the energy from an Ir 192 source.
Responda
-
4
-
7
-
2
-
6
-
None of the above
Questão 20
Questão
Gamma rays measured in?
Responda
-
GmR's
-
MeV
-
Gmu
-
Both GmR's and MeV
Questão 21
Questão
What is the strongest available source?
Responda
-
Cs137
-
CO 60
-
lr192
-
None of the above
Questão 22
Questão
Where should a camera be stored in a truck?
Questão 23
Questão
When transporting an exposure device, what should it be transported in?
Questão 24
Questão
What is the best personnel monitoring device?
Responda
-
Film badge
-
TLD
-
Pocket dosimeter
-
All of the above
Questão 25
Questão
Pocket dosimeters and film badge must be worn where?
Responda
-
Shirt pocket
-
Back pants pocket
-
both A & B
-
None of the above
Questão 26
Questão
Radioactive Isotopes decay trying to get back to their stable state. During this process they give off Beta particles and ionizing radiation which your personal protective equipment can read.
Questão 27
Questão
Internal organs and cells are harmed by exposure to ionizing radiation.
Questão 28
Questão
What is the most common problem with survey meters?
Responda
-
Weak batteries
-
Dirt
-
Movement
Questão 29
Questão
A collimator's primary function is to:
Questão 30
Questão
Pocket dosimeters read:
Questão 31
Questão
Your pocket dosimeter falls and discharges before you shoot the first shot of the day, and the camera is still locked up. You resurvey the camera and get normal readings. What do you do?
Questão 32
Questão
During an exposure your source gets jammed, which of the following do you do?
Questão 33
Questão
You are in an enclosed room X-Raying. After an exposure you check your pocket dosimeter, and it is reading 12mR. You have one exposure left, what do you do?
Responda
-
Turn in your film badge for immediate processing and stop working
-
Continue working
-
Finish shooting,then contact your RSO
-
clock out and leave for the day
Questão 34
Questão
Target is usually made of:
Questão 35
Questão
The target creates X"Rays by; Rapid deceleration of electrons (Most energy given off as heat)
Questão 36
Questão
What makes a material a good absorber?
Questão 37
Questão
Why is steel not usually used in cameras as shielding?
Questão 38
Questão
Companies should do an inventory of source:
Responda
-
Daily
-
Weekly
-
Quarterly
-
Bi-weekly
-
Yearly
-
Every 6 months
Questão 39
Questão
The most common problem found during quarterly maintenance of exposure devices?
Responda
-
Broken Connector
-
Frayed pigtail
-
Dirt
-
All of the above
-
None of the above
Questão 40
Questão
What don't you record on a utilization log?
Responda
-
When a source is checked out
-
When the source is brought back in
-
The name of the technician checking out the source
-
Your surveys after each exposure
Questão 41
Questão
What do you record on a utilization log?
Responda
-
When a source is checked out
-
When the source is brought back in
-
The name of the technician checking;out the source
-
Your surveys after each exposure
Questão 42
Questão
What do you record on a utilization log?
Responda
-
When a source is checked out
-
When the source is brought back in
-
The name of the technician checking;out the source
-
Your surveys after each exposure
Questão 43
Questão
What do you record on a utilization log?
Responda
-
When a source is checked out
-
When the source is brought back in
-
The name of the technician checking;out the source
-
Your surveys after each exposure
Questão 44
Questão
W hat part of the camera is the most important part to survey after each exposure?
Responda
-
The front
-
The back
-
The sides
-
The top
-
The bottom
Questão 45
Questão
W hat part of the camera is the most important part to survey after each exposure?
Responda
-
The front
-
The back
-
The sides
-
The top
-
The bottom
Questão 46
Questão
W hat part of the camera is the most important part to survey after each exposure?
Responda
-
The front
-
The back
-
The sides
-
The top
-
The bottom
Questão 47
Questão
To do a proper survey after each exposure, you should: Survey all sides of the camera and the entire length of the source tube.
Questão 48
Questão
Range of survey meter?
Responda
-
2mR to 1,000mR (1R)
-
1R to 100R
-
.005mR to 1mR
-
None of the above
Questão 49
Questão
The range of pocket dosimeter is 0 to 200mR.
Questão 50
Questão
Survey meters are to be calibrated every ______ months
Questão 51
Questão
Pocket dosimeters are calibrated?
Questão 52
Questão
Your survey meter has been calibrated for use on C060. Can you use it for X-Rays?
Questão 53
Questão
Can an X-Ray systems control panel be locked out?
Questão 54
Questão
Your survey meter is set on x1? Your survey the camera and the meter is pegged out. What should you do?
Responda
-
Exit the area, reset meter to x10 and resurvey the camera
-
Move to a shielded area and see if the survey meter is responding properly
-
Ignore the survey meter, and continue working
Questão 55
Questão
What is the device called that allows the movement of the shielding or the source to make a radiographic exposure?
Questão 56
Questão
Ball stop: Prevents the source from being pulled out the back of the camera and locks it.
Questão 57
Questão
Safety Plug: Goes into the _________ of the camera to secure the source and keep out dirt.
Questão 58
Questão
Radiation output: (the type of radiation, not Curies).
Questão 59
Questão
What will increase the flow of electrons?
Responda
-
Less current
-
Less voltage
-
More current or voltage
-
Niether
Questão 60
Questão
If you increase the mA, you shorten the exposure proportionally {5mA to 10mA will cut the exposure time in half).
Questão 61
Questão
What on an x-ray determines the exposure of the film?
Responda
-
The Silver Bromide
-
The Gold Bromide
Questão 62
Questão
Safe line: _____ Radiation area: _____ High Radiation Area: ____ All are in any one hour
Responda
-
2mR, 6mR, 200mR
-
2mR, 5mR, 1R
-
2mR, 5mR, 100mR
-
None of the above
Questão 63
Questão
If you received a low level of radiation over a long period of time, what would be affected the most? (Bone marrow is the most sensitive-not an answer)
Questão 64
Questão
We receive more radiation from this than anything else?
Responda
-
Gamma Ray's
-
Medical X-Rays
-
X-Rays
Questão 65
Questão
Where would you find the information required to make a satisfactory exposure?
Questão 66
Questão
Where would you find the emergency numbers you may need while working in the field?
Questão 67
Questão
If you were in an-accident, what would your primary concern be?
Questão 68
Questão
You are making an exposure on across country pipeline. While setting up this exposure, what would be the most efficient way to set up the safe line?
Responda
-
Don't worry about a safe line, you're miles away from anyone.
-
Use ropes and signs to barricade off the 2mR line
-
None of the above
Questão 69
Questão
What are the delayed effects - of radiation?
1. Genetic effects 2. Radiation burns 3. Radiation sickness 4. Cancer
Responda
-
1 and 2
-
2 and 3
-
1 and 4
-
1,3 and 4
Questão 70
Questão
Why do you survey after you use a radiation machine?
Responda
-
To make sure the source is in the shielded position
-
To ensure the radiation being emitted is within the regulation limits
-
To make sure the X-Ray machine is off
Questão 71
Questão
You and -a radiographer are shooting for several hours at a temporary job site . You survey the barricade and find that you are receiving 4 mR/hr.What do you do?
Responda
-
Make sure your exposure time does hot exceed 45-minutes in any one hour.
-
Make sure your exposure time does hot exceed 30-minutes in any one hour.
-
Make sure your exposure time does hot exceed 20-minutes in any one hour.
-
Make sure your exposure time does hot exceed 10-minutes in any one hour.
-
None of the above
Questão 72
Questão
You are heading to a job site, and realize you left your film badge at the shop. What do you do?
Responda
-
Turn around and go get your film badge
-
Continue to the job site, and go about you business as if you had it
-
Get a new film badge
Questão 73
Questão
You are going into the field and will be using both gamma and X-ray equipment. Which of the following must be with you?
Questão 74
Questão
You drop your dosimeter while performing a shot. After recovering it, you find that it is off- scale. What do you do?
Questão 75
Questão
You are receiving 50mR/hr. How would you label this area?
Responda
-
High radiation area
-
Radiation area
-
Safe Line
Questão 76
Questão
You are making a shot, you check your dosimeter and find that you have received 55mR. What do you do?
Responda
-
Stop shooting, leave radiation area and contact your RSO
-
Continue shooting, you already have a high dose
-
Stop shooting and go home for the day without saying anything and hope nothing is said tomorrow.
Questão 77
Questão
What three things should you, while working as a radiographer, have on you at all times?
Responda
-
Film badge, TLD and dosimeter
-
Film badge or TLD, rate alarm and dosimeter
-
2 dosimeters, a film badge and a survey meter
Questão 78
Questão
You take an X-ray machine to a temporary job site. When is it OK to leave it alone?
Questão 79
Questão
What is the best.way to move an X-ray machine?
Questão 80
Questão
What is this? {Shows a picture of a SPECcamera)
Questão 81
Questão
What is the name of the federal agency that regulates radioactive sources and businesses?
Questão 82
Questão
Radioactive sources are never to be stored _____________?
Responda
-
within the city limits
-
inside a truck
-
in a residential area
-
none of the above
Questão 83
Questão
Where can you store a radioactive source?
Responda
-
Transport container
-
Security container
-
Both
-
Neither
Questão 84
Questão
A permanent facility is a site that is built for radioactive activity in a non-temporary facility.is called?
Questão 85
Questão
A temporary site that is built for radioactive activity is called a permanent facility?
Questão 86
Questão
What does an interlock do?
Responda
-
Allows exit from a room, but not entrance
-
Does not allow unwanted entry or exit
-
Keeps the camera locked, for transport
Questão 87
Questão
What type of shielding is this? (Diagram points to the material surrounding the S-tube)
Responda
-
Tungsten
-
Depleted Utanium
-
Neither