Radiation Therapy Mock Exam 2 || All Solutions are Accurate.
The dose given to the whole brain for ALL patients is:
A. 3000 cGy
B. 1200 cGy
C. 500 cGy
D. 4500 cGy correct answers B. 1200 cGy
The staging system for leukemia is:
A. AJCC
B. Duke's
C. Ann Arbor
D. French-American-British correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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) correct answers C. United States
Nuclear Regulatory Commission (USNRC)
MSDS:
The dose given to the whole brain for ALL patients is:
A. 3000 cGy
B. 1200 cGy
C. 500 cGy
D. 4500 cGy correct answers B. 1200 cGy
The staging system for leukemia is:
A. AJCC
B. Duke's
C. Ann Arbor
D. French-American-British correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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 correct answers 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) correct answers C. United States
Nuclear Regulatory Commission (USNRC)
MSDS:
