100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Radiation Therapy Board Exam - Seal Exams Missed Questions and Answers $10.49   Add to cart

Exam (elaborations)

Radiation Therapy Board Exam - Seal Exams Missed Questions and Answers

 6 views  0 purchase
  • Course
  • Radiation therapy
  • Institution
  • Radiation Therapy

Cataracts can occur after radiation doses of ________ cGy to the whole organ. - Answer-1,000 cGy Damage to the _________ cells is the earliest appearance of radiation damage to the skin. - Answer-Basal What size will a 6 cm tumor be on an image if the isocenter is set in the tumor and the ima...

[Show more]

Preview 2 out of 5  pages

  • October 7, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Radiation therapy
  • Radiation therapy
avatar-seller
lectknancy
Radiation Therapy Board Exam - Seal
Exams Missed Questions and Answers
Cataracts can occur after radiation doses of ________ cGy to the whole organ. -
Answer-1,000 cGy

Damage to the _________ cells is the earliest appearance of radiation damage to the
skin. - Answer-Basal

What size will a 6 cm tumor be on an image if the isocenter is set in the tumor and the
imager is at 140 cm, provided the machine isocenter distance is 100 cm? - Answer-8.4
(Imager distance/object distance) and multiply the magnification factor by the object
size.
140/100x6

The intensity of the radiation beam at 1m was 100 mR/hr. What would the exposure be
at 2m? - Answer-25 mR/hr
1/(2) squared x 100 mR/hr = 1/4 x 100 = 25

The treatment planning volume which encompasses suspected positive lymph node
chains is the: - Answer-CTV

The term used the describe table movement per rotation divided by slice thickness is: -
Answer-Pitch

Damage by ionization of a biologic macromolecule is caused by ______ action. -
Answer-Direct

Identifying with the feelings, thoughts, or experiences of another person: - Answer-
Empathy

When treating multiple fields, what is true regarding beam weighting? - Answer-Beam
weighting is useful when treating through a sensitive structure.

For a member of the general public, the maximum exposure of radiation should not
exceed ______ mrem/year? - Answer-100 mrem/year

The small bowel joins which component of the large intestine? - Answer-Cecum

Where do medulloblastomas typically metastasize to? - Answer-Bone

The base of the tongue first spreads to what lymph node or lymph group? - Answer-
Jugulodigastric

, Regarding the cell survival curve, ____________ is determined by the final portion of
the curve. It is an expression of radiosensitivity of the cell. - Answer-D0

Radiation exposure during the gestational period of _____________ days usually
affects the nervous system. - Answer-23 - 37 days

What is a contraindication to iodine based IV contrast? - Answer-Pregnancy

Temperature, pressure, and humidity are corrected for in calibration because they affect
the: - Answer-Output of the accelerator

Which factor used in photon calculation compares the dose at depth in a phantom to the
dose at depth in air? - Answer-Tissue Air Ratio

Codes used for billing professional and technical aspects of care are: - Answer-Current
Procedural Terminology Codes

Which treatment modality delivers the treatment while dose rates and field sizes
change? - Answer-VMAT

Oxygen: - Answer-Is considered a drug, and is typically prescribed at the minimum dose
needed.

The test that will check the uniformity of dose from one side of the field to the other is
called: - Answer-Beam symmetry

Thoracostomy tubes: - Answer-are used to drain the intrapleural space and the
mediastinum.

The tonal differences or scales of gray on an image is known as? - Answer-Contrast

Choosing to scan only what is required for patient imaging is an example of which
principle of ALARA? - Answer-Time

The BEST way to limit patient exposure to ionizing radiation while also delivering the
best care clinically is by: - Answer-Decreasing time

The plane which divides the body into anterior and posterior portions is: - Answer-The
coronal plane

Ipsilateral means: - Answer-Same side of the body

As the field size increases, the PDD curve: - Answer-Increases

The most common method for sterilization is: - Answer-Heat

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

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

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

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 lectknancy. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $10.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

67096 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$10.49
  • (0)
  Add to cart