Question 1

Which particles have the highest linear energy transfer?

Accepted Answer

A)  Alpha particles 
B)  Beta particles 
C)  X-rays 
D)  Gamma-rays 
A)  Alpha particles 
B)  Beta particles 
C)  X-rays 
D)  Gamma-rays

Question 2

Which particles can be electrons?

Accepted Answer

A)  Alpha particles 
B)  Beta particles 
C)  X-rays 
D)  Gamma-rays 
A)  Alpha particles 
B)  Beta particles 
C)  X-rays 
D)  Gamma-rays

Question 3

One half-value layer thickness in concrete would be__________ one half-value layer thickness in lead for a Cobalt 60 beam.

Accepted Answer

A)  less than 
B)  greater than 
C)  equivalent to 
A)  less than 
B)  greater than 
C)  equivalent to

Question 4

The current recommended negligible individual risk level is ____ mSv/yr.

Accepted Answer

A)  0.001 
B)  0.01 
C)  0.1 
D)  1 
A)  0.001 
B)  0.01 
C)  0.1 
D)  1

Question 5

The annual dose equivalent limit to the lens of the eye for nonoccupationally exposed individuals is ____ mSv.

Accepted Answer

A)  0.5 
B)  1 
C)  5 
D)  50 
A)  0.5 
B)  1 
C)  5 
D)  50

Question 6

Which of the following describes why filters are used in film badges?

Accepted Answer

A)  To discriminate different directions of radiation 
B)  To discriminate different radiation energies and types 
C)  To correct for film fogging due to exposure 
D)  To increase the sensitivity of the measuring device 
A)  To discriminate different directions of radiation 
B)  To discriminate different radiation energies and types 
C)  To correct for film fogging due to exposure 
D)  To increase the sensitivity of the measuring device

Question 7

Electrons have a quality factor (QF)of _____.

Accepted Answer

A)  1 
B)  5 
C)  10 
D)  20 
A)  1 
B)  5 
C)  10 
D)  20

Question 8

Which of the following would not be helpful in a personnel radiation-monitoring program?

Accepted Answer

A)  Film badges 
B)  Routine blood examinations 
C)  Pocket ionization chambers 
D)  TLDs 
A)  Film badges 
B)  Routine blood examinations 
C)  Pocket ionization chambers 
D)  TLDs

Question 9

Which of the following materials are used in room shielding?
I.Cerrobend
II.Concrete
III.Lead
IV.Steel

Accepted Answer

A)  I and III 
B)  I, II, and III 
C)  II, III, and IV 
D)  I, II, III, and IV 
A)  I and III 
B)  I, II, and III 
C)  II, III, and IV 
D)  I, II, III, and IV

Question 10

X-rays have a quality factor of ________.

Accepted Answer

A)  1 
B)  5 
C)  10 
D)  20 
A)  1 
B)  5 
C)  10 
D)  20

Question 11

The annual dose equivalent limit to the heart for occupationally exposed individuals is ____ mSv.

Accepted Answer

A)  50 
B)  100 
C)  150 
D)  500 
A)  50 
B)  100 
C)  150 
D)  500

Exam 17: Radiation Safety and Protection

Which particles have the highest linear energy transfer?

Which particles can be electrons?

One half-value layer thickness in concrete would be__________ one half-value layer thickness in lead for a Cobalt 60 beam.

The current recommended negligible individual risk level is ____ mSv/yr.

The annual dose equivalent limit to the lens of the eye for nonoccupationally exposed individuals is ____ mSv.

Which of the following describes why filters are used in film badges?

Electrons have a quality factor (QF)of _____.

Which of the following would not be helpful in a personnel radiation-monitoring program?

Which of the following materials are used in room shielding? I.Cerrobend II.Concrete III.Lead IV.Steel

X-rays have a quality factor of ________.

The annual dose equivalent limit to the heart for occupationally exposed individuals is ____ mSv.

Cancer: An Overview

The Ethics and Legal Considerations of Cancer Management

Principles of Pathology

Overview of Radiobiology

Detection and Diagnosis

Medical Imaging

Treatment Delivery Equipment

Treatment Procedures

Infection Control in Radiation Oncology Facilities

Patient Assessment

Pharmacology and Drug Administration

Applied Mathematics Review

Introduction to Radiation Therapy Physics

Aspects of Brachytherapy

Special Procedures

Particle Therapy

Patient Safety in Radiation Oncology

Quality Improvement in Radiation Oncology

Surface and Sectional Anatomy

Simulator Design

Computed Tomography Simulation

Photon Dosimetry Concepts and Calculations

Photon Dose Distributions

Electron Beams in Radiation Therapy

Electronic Charting and Image Management

Bone, Cartilage, and Soft Tissue Sarcomas

Lymphoreticular System Tumors

Endocrine System Tumors

Respiratory System Tumors

Head and Neck Cancers

Central Nervous System Tumors

Digestive System Tumors

Gynecological Tumors

Male Reproductive and Genitourinary Tumors

Breast Cancer

Pediatric Solid Tumors

Skin Cancers and Melanoma

Filters