Question 1

Digital mammography units with the ability to enhance contrast with image gray-level manipulation offer

Accepted Answer

A) substantial improvement for patients with small breasts. 
B) substantial improvement for patients with microcalcifications in small breasts. 
C) substantial improvement for patients with dense breasts. 
D) poor quality images for patients with dense breasts and microcalcifications. 
A) substantial improvement for patients with small breasts. 
B) substantial improvement for patients with microcalcifications in small breasts. 
C) substantial improvement for patients with dense breasts. 
D) poor quality images for patients with dense breasts and microcalcifications.

Question 2

In the early 2000s various publications calculated individual and population risks of cancer from CT based upon risk estimates from studies of which of the following groups of people?

Accepted Answer

A) Atomic bomb survivors 
B) Early radiologists and radiographers 
C) Patients undergoing treatment for thyroid cancer 
D) The general public who were exposed to natural background radiation 
A) Atomic bomb survivors 
B) Early radiologists and radiographers 
C) Patients undergoing treatment for thyroid cancer 
D) The general public who were exposed to natural background radiation

Question 3

The movement or advancement of the patient couch is known as

Accepted Answer

A) optimization. 
B) iterative reconstruction. 
C) tube current modulation. 
D) table increment. 
A) optimization. 
B) iterative reconstruction. 
C) tube current modulation. 
D) table increment.

Question 4

During mammography,axillary projections should be done only on request of the

Accepted Answer

A) ordering physician. 
B) patient. 
C) radiologist. 
D) technologist performing the examination. 
A) ordering physician. 
B) patient. 
C) radiologist. 
D) technologist performing the examination.

Question 5

Which of the following are relevant dose parameters in CT?
1)CT dose index (CTDI)
2)CTDIw
3)CTDIVOL
4)Dose length product (DLP)

Accepted Answer

A) 1,2,and 3 only 
B) 2,3,and 4 only 
C) 1,3,and 4 only 
D) 1,2,3,and 4 
A) 1,2,and 3 only 
B) 2,3,and 4 only 
C) 1,3,and 4 only 
D) 1,2,3,and 4

Digital mammography units with the ability to enhance contrast with image gray-level manipulation offer

In the early 2000s various publications calculated individual and population risks of cancer from CT based upon risk estimates from studies of which of the following groups of people?

The movement or advancement of the patient couch is known as

During mammography,axillary projections should be done only on request of the

Which of the following are relevant dose parameters in CT? 1)CT dose index (CTDI) 2)CTDIw 3)CTDIVOL 4)Dose length product (DLP)

Introduction to Radiation Protection

Radiation: Types, Sources, and Doses Received

Interaction of X-Radiation With Matter

Radiation Quantities and Units

Radiation Monitoring

Overview of Cell Biology

Molecular and Cellular Radiation Biology

Early Tissue Reactions and Their Effects on Organ Systems

Stochastic Effects and Late Tissue Reactions of Radiation in Organ Systems

Dose Limits for Exposure to Ionizing Radiation

Equipment Design for Radiation Protection

Management of Patient Radiation Dose During Diagnostic X-Ray Procedures

Management of Imaging Personnel Radiation Dose During X-Ray Procedures

Radioisotopes and Radiation Protection

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Exam 13: Special Considerations on Safety in Computed Tomography and Mammography

Digital mammography units with the ability to enhance contrast with image gray-level manipulation offer

In the early 2000s various publications calculated individual and population risks of cancer from CT based upon risk estimates from studies of which of the following groups of people?

The movement or advancement of the patient couch is known as

During mammography,axillary projections should be done only on request of the

Which of the following are relevant dose parameters in CT? 1)CT dose index (CTDI) 2)CTDIw 3)CTDIVOL 4)Dose length product (DLP)

Introduction to Radiation Protection

Radiation: Types, Sources, and Doses Received

Interaction of X-Radiation With Matter

Radiation Quantities and Units

Radiation Monitoring

Overview of Cell Biology

Molecular and Cellular Radiation Biology

Early Tissue Reactions and Their Effects on Organ Systems

Stochastic Effects and Late Tissue Reactions of Radiation in Organ Systems

Dose Limits for Exposure to Ionizing Radiation

Equipment Design for Radiation Protection

Management of Patient Radiation Dose During Diagnostic X-Ray Procedures

Management of Imaging Personnel Radiation Dose During X-Ray Procedures

Radioisotopes and Radiation Protection

Filters