Radiation Safety Part 4 - Radiation Exposure and Monitoring
Help!
|
|
||||
|---|---|---|---|---|---|
| The product of what two factors equals total exposure? | show 🗑
|
||||
| show | Answer= 0.2325 mgya (work it out: 0.93 divide by 60 seconds x 15 minutes)
🗑
|
||||
| CALCULATE: If the radiographer is exposed to 0.62 mgya/h what will be the total occupational exposure after 5 minutes? | show 🗑
|
||||
| What is the unit used to describe ionization in air? | show 🗑
|
||||
| hat unit is used to describe absorbed dose? | show 🗑
|
||||
| show | Sv (Sievert)
🗑
|
||||
| Which "traditional" unit measures the ionization of the air and is used to document leakage ? | show 🗑
|
||||
| show | (1) type of radiation, (2) atomic number of tissue (3) mass density of tissue (4) energy of the radiation
🗑
|
||||
| The acronym "rad" refers to | show 🗑
|
||||
| The acronym "rem" refers to | show 🗑
|
||||
| show | rem and SV (absorbed dose x radiation quality factor) = what is on dosimeter report
🗑
|
||||
| Gy x Wr x Wt = which type of dose | show 🗑
|
||||
| Which portion of this equation "Gy x Wr x Wt =" represents the degree of radiosensitivity of the irradiated organ/tissue? | show 🗑
|
||||
| show | Wr
🗑
|
||||
| Which portion of this equation "Gy x Wr x Wt =" represents the degree of absorbed dose? | show 🗑
|
||||
| Gy x Wr = which type of dose | show 🗑
|
||||
| CFR states that radiation monitoring must be provided for occupationally exposed individuals who are likely to receive more than ___________th (fraction) of the annual dose limit | show 🗑
|
||||
| List four types of personal radiation monitors | show 🗑
|
||||
| show | Aluminum Oxide
🗑
|
||||
| show | Lithium Fluoride ( Calcium as well)
🗑
|
||||
| Which is the most accurate personal dosimeter? | show 🗑
|
||||
| Which type of dosimeter be be used for an immediate reading? | show 🗑
|
||||
| show | The control badge
🗑
|
||||
| show | at the collar level, always facing forward to allow filters to give an accurate reading
🗑
|
||||
| How should a radiation monitor be worn with a lead apron? | show 🗑
|
||||
| show | under the lead apron at all times at the level of the waist
🗑
|
||||
| Where should the control badge be kept? | show 🗑
|
||||
| show | The type and energy of radiation
🗑
|
||||
| Which personal radiation monitor senses material emitting blue light when stimulated by green light? | show 🗑
|
||||
| show | 50 msv
🗑
|
||||
| What does the control badge measure? | show 🗑
|
||||
| show | TLD (heats up lithium crystals, gives off heat which will produce light - the more light the more exposure)
🗑
|
||||
| What is the annual dose limit for exposed individuals younger than 18? | show 🗑
|
||||
| show | 5 msv
🗑
|
||||
| show | .5 msv
🗑
|
||||
| What acronym serves as a reminder to us to keep exposures to the patients and ourselves to a judicious minimum? | show 🗑
|
||||
| How can a radiation worker determine their lifetime cumulative effective dose limit (CumEfD)? | show 🗑
|
||||
| show | 350 msv
🗑
|
||||
| The NCRP's recommendation for infrequent exposure to nonoccupationally exposure individuals is ____ annual EfD limit | show 🗑
|
||||
| show | 50 msv
🗑
|
||||
| show | 150 msv
🗑
|
||||
| show | 15 msv
🗑
|
||||
| The NCRP's dose recommendation for deterministic effects of the extremities for occupational workers is ______ | show 🗑
|
||||
| show | 50 msv
🗑
|
||||
| show | Thyroid
🗑
|
||||
| Who is the individual what receives and reviews the personnel monitoring reports to ensure radiation safety compliance? | show 🗑
|
||||
| show | Minimal dose or Negligible dose. The dose is was either 0 or below the sensitivity level of the dosimeter.
🗑
|
||||
| Isotopes have a different number of __________ | show 🗑
|
||||
| Atoms have the same amount of protons as they do __________ | show 🗑
|
||||
| show | decreases 4x
🗑
|
||||
| If the SID increases and the mA is increased to maintain intensity, the ESE will _________________ | show 🗑
|
||||
| Which of these factors contribute to the amount of scatter radiation: radiation quality, field size, and grid ratio | show 🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
rcberger06
Popular Radiology sets