Exam (elaborations)
Gxmo Ohio review questions and answers
- Course
- Institution
Gxmo Ohio review questions and answers
[Show more]
Content preview
Gxmo Ohio review questions andanswers
Contrast - ANSWER: ➡ The difference between any two adjacent portions of the image
Attenuation - ANSWER: ➡ Absorption of the X-ray beam by matter
Scatter radiation - ANSWER: ➡ Part of the X-ray beam that scatters in opposite direction,
from the patient. Has less energy than primary beam. Not easily controlled
Detent - ANSWER: ➡ Special mechanism that stops the X-ray tube in a specific location.
Trendelenburgs position - ANSWER: ➡ Flat on back with head lower 15 degrees
Grid - ANSWER: ➡ Device that absorbs most of the scatter radiation coming off pt, preventing
it from reaching IR. Increases pt exposure.
Floating tabletop - ANSWER: ➡ Allows the top of X-ray table to move independently, which
makes it easier to align body part
Bucky - ANSWER: ➡ Grid and pull out tray to hold the IR plate and center it to Central ray
Stationary grid - ANSWER: ➡ Grid that does not move during exposure
When to use a grid? - ANSWER: ➡ 10-12 cm or more in thickness or when kVp greater than 60
Upright cassette holder *UPRIGHT BUCKY* - ANSWER: ➡ Hold IR in upright position. Mounted
on wall and able to be adjusted for height at 40 or 72 SID
, Control console *panel* - ANSWER: ➡ Where the limited operator sets exposure factors and
Initiates the exposure
Transformer cabinet - ANSWER: ➡ Used to produce high voltage required for X-ray
production
Fundamental rad safety - ANSWER: ➡ The potential hazard is greater for the limited operator
than the pt because the limited operator is in frequent daily contact
Sources of radiation - ANSWER: ➡ X-ray tube and any matter that is in the path of the X-ray
beam
Principle source of scatter? - ANSWER: ➡ The patient
Should the limited be involved in holding patients? - ANSWER: ➡ No never. Immobilization
devices or the patients family if need be
What should the GXMO do before making an exposure? - ANSWER: ➡ Perform a safety check.
Make sure the X-ray door is closed. No one in X-ray room. Your completely behind Barrier. No
other IRs in the exposure area.
The source of X-rays? - ANSWER: ➡ In a very small area inside the X-ray tube.
Tube is surrounded by - ANSWER: ➡ Lead lined tube housing
Tube housing - ANSWER: ➡ Absorbs *some* scatter
X-rays going in a useful direction exit via the - ANSWER: ➡ Tube port
X-Rays from tube port form - ANSWER: ➡ triangular shaped *X-ray beam*
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Fordenken. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
74735 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now