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Radiation Therapy Mock Exam 2 Questions with Correct Answers $20.49
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Radiation Therapy Mock Exam 2 Questions with Correct Answers
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  • Course
  • Radiation therapy
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  • Radiation Therapy

The dose given to the whole brain for ALL patients is: A. 3000 cGy B. 1200 cGy C. 500 cGy D. 4500 cGy - Answer-B. 1200 cGy The staging system for leukemia is: A. AJCC B. Duke's C. Ann Arbor D. French-American-British - Answer-D. French-American-British Congenital anomalies associa...

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  • October 7, 2024
  • 39
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • radiation therapy mock exam 2 questions with corre
  • the dose given to the whole brain for all patients

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  • Radiation therapy

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Radiation Therapy Mock Exam 2
Questions with Correct Answers
The dose given to the whole brain for ALL patients is:

A. 3000 cGy
B. 1200 cGy
C. 500 cGy
D. 4500 cGy - Answer-B. 1200 cGy

The staging system for leukemia is:

A. AJCC
B. Duke's
C. Ann Arbor
D. French-American-British - Answer-D. French-American-British

Congenital anomalies associated with Wilm's tumors are:

1. Anirdia
2. Beckwith-Weidemann syndrome
3. Leukocoria
4. GU malformations

A. 1 & 2
B. 1 & 3
C. 2 & 4
D. 1, 2, & 4 - Answer-D. 1, 2, & 4

_____ is the absence of the iris, usually involving both eyes. It can be congenital or
caused by a
penetrant injury.

A. Anirdia
B. Beckwith-Weidemann syndrome
C. Leukocoria
4. Retinopathy - Answer-A. Anirdia

______ is an overgrowth disorder usually present at birth, characterized by an
increased risk of childhood cancer and certain congenital features. Common symptoms
are macroglossia (large tongue) and
macrosomia (above average birth weight and length).

A. Acromegaly

,B. Gigantism
C. Anirdia
D. Beckwith-Weidemann syndrome
E. None of the above - Answer-D. Beckwith-Weidemann syndrome

A chemotherapeutic alkylating agent:

A. Changes the body's hormonal status
B. Inhibits substances which are necessary for the replication of DNA
C. Interferes directly with the process of DNA synthesis
D. Is used in cases of acute leukemia - Answer-B. Inhibits substances which are
necessary for the replication of DNA

Permanent alopecia will result when a patient is treated to a total dose of greater than:

A. 1500 cGy
B. 2275 cGy
C. 3000 cGy
D. 4500 cGy - Answer-D. 4500 cGy

Necrosis of bone and soft tissue due to irradiation may result from a dose of:

A. 3000 cGy
B. 4000 cGy
C. 5000 cGy
D. 6000 cGy - Answer-D. 6000 cGy

The TD 5/5 for 20 cm of spinal cord with and endpoint of myelopathy is:

A. 4000 cGy
B. 4500 cGy
C. 4700 cGy
D. 6000 cGy - Answer-C. 4700 cGy

What is the maximum fractionated dose of radiation delivered to both kidneys in four
weeks that will not induce high blood pressure and renal failure?

A. 2000 cGy
B. 3000 cGy
C. 4000 cGy
D. 5000 cGy - Answer-A. 2000 cGy

A single fraction dose of ____ cGy to the lens of the eye can result in a cataract within a
year.

A. 1000 cGy

,B. 2000 cGy
C. 2500 cGy
D. 3000 cGy - Answer-A. 1000 cGy

Point A is defined as:

A. A point 2 cm cephalic and 2 cm lateral to the cervical os
B. A point 2 cm cephalic and 5 cm lateral to the cervical os
C. A point 3 cm cephalic and 3 cm lateral to the cervical os
D. A point 3 cm cephalic and 5 cm lateral to the cervical os - Answer-A. A point 2 cm
cephalic and 2 cm lateral to the cervical os

In the U.S., which organization works along with the individual states to establish
regulations that are incorporated into federal and state laws?

A. International Commission on Radiologic Protection (ICRP)
B. National Council on Radiation Protection and Measurements (NCRP)
C. United States Nuclear Regulatory Commission (USNRC)
D. Committee on Biologic Effects of Ionizing Radiation (BEIR) - Answer-C. United
States Nuclear Regulatory Commission (USNRC)

MSDS:

1. Contain information regarding the hazards associated with chemicals
2. Contains information for safe use
3. Need to be accessible only to administrators

A. 1 & 2
B. 2 & 3
C. 1 & 3
D. 1, 2 & 3 - Answer-A. 1 & 2

The availability of these imaging modalities have proven to make diagnosis and
treatment planning more effective:

A. CT, MRI, PET
B. CT, plain film, MRI
C. CT, Ultrasound, PET
D. MRI, Ultrasound, PET - Answer-A. CT, MRI, PET

Staging by means of this process offers the most accurate information about the tumor
and the extent of disease spread:

A. Urinalysis
B. Surgical/pathologic staging
C. Blood work

, D. CT imaging - Answer-B. Surgical/pathologic staging

Level II Breast cancer nodes are ones that are located:

A. In the lowest most superficial part of the axilla
B. Behind the pec minor muscle
C. Behind the pec major muscle
D. Superior to the pec major muscle - Answer-B. Behind the pec minor muscle

The most potent radiosensitizer is:

A. Nitrogen
B. Oxygen
C. Hydrogen
D. Carbon - Answer-B. Oxygen

The normal tissue tolerance doses (NTTD's) are affected by what two factors?

A. Tissue type and surrounding structures
B. Oxygen availability and tissue density
C. The volume irradiated and fraction size
D. Machine energy and tissue location - Answer-C. The volume irradiated and fraction
size

After what dose of radiation may xerostomia become permanent?

A. 1000-2000 cGy
B. 2000-3000 cGy
C. 3000-4000 cGy
D. 4000-5000 cGy - Answer-D. 4000-5000 cGy

What is the most common histologic form of cervical cancer?

A. Squamous cell
B. Adenocarcinoma
C. Clear cell
D. Germ cell - Answer-A. Squamous cell

A total dose of 7200 cGy in fractions of 180 cGy is used to treat which male
reproductive Cancer?

A. Prostate
B. Testicle
C. Penis
D. All of the above - Answer-A. Prostate

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