MDCB Practice Set 4 - Test 14 Exam Questions With 100- Verified Answers.docx

MDCB Practice Set 4 - Test 14 Exam
Questions With 100% Verified Answers
1. In which of the following sites is respiratory gating not
necessary?
(A) lung
(B) breast
(C) liver
(D) nasopharynx -
correct answer ✅D


2. In the simulation/localization process of the prostate, the
purpose of the retrograde urethrogram is to define the:
(A) base of the prostate.
(B) location of the penis.
(C) volume of the prostate.
(D) apex of the prostate. -
correct answer ✅D


3. The volume of the prostate on pathological evaluation closely
correlates to the volume defined by which of the following?
(A) magnetic resonance imaging
(B) retrograde urethrography
(C) PET scan

, MDCB Practice Set 4 - Test 14 Exam
Questions With 100% Verified Answers
(D) computerized tomography scans -
correct answer ✅A


4. Adaptive radiation therapy is best described as a(n):
(A) approach to conform high dose to the target volume and
minimize dose to sensitive structures.
(B) precise form of radiation therapy used to treat intracranial
tumors.
(C) technique where the radiation beams are shaped to match the
tumor.
(D) process where the treatment plan can be modified, depending
on changes in the geometry
of the tumor and/or patient. -
correct answer ✅D


5. When CT is compared to MRI, which of the following is
frequently true regarding the volume of the prostate gland and
surrounding anatomy?
(A) The CT and MRI volumes will appear the same.
(B) The CT volumes will appear smaller.
(C) The CT volumes will appear larger.